Hiking Pants, ranked by PFAS safety
165 products graded A to F, safest first. None have earned a C or better yet, so we show the full ranking and the least-concerning options first.
Buyer’s guide
What to look for in hiking pants, and which brands grade best and worst
Graded and flagged D and F, we’d swap these
Columbia
Women's All Seasons Pull-On Pants
Nylon/polyester blend knit, no stated water-repellent finish
Lower PFAS concern due to basic textile construction, but no brand transparency on treatments.
⚠Risky category by default
Columbia
Men's Stealth Spring Chino Pants
cotton-blend chino twill (no water-repellent treatment noted)
Lower concern, basic chino with no reported water/stain treatment; no lab data or PFAS disclosure found.
⚠Risky category by default
Arc'teryx
Cronin Cotton Pant Men's
100% cotton
Lower PFAS concern, plain cotton twill pant with no waterproofing or stain treatment triggers.
⚠Risky category by default
REI Co-op
Rei Pants | Rei Co-Op Mens Cargo Hiking Pants Tan Xl 30l Nylon Elastic Waist Fits 34x26 | Color: Tan | Size: Xl | Liberty86vtg's Closet
Nylon with elastic waist; no water-repellent coating mentioned
Lower concern, basic nylon cargo pants with no waterproof treatment claimed.
⚠Risky category by default
Rab
Momentum Pants in Light Breathable Fabric
Nylon/polyester blend, described as light breathable fabric
Lower PFAS concern; no waterproof claims, but Rab does not disclose water-repellent coating chemistry.
⚠Risky category by default
Allbirds
Men's Merino Blend Sweatpants
merino wool blend, no reported water-repellent coating or stain treatment
Lower concern, untreated merino blend carries minimal PFAS risk, though Allbirds does not publicly disclose.
⚠Risky category by default
Allbirds
Natural Legging High Waisted Gray Legging NWT LARGE - New Women | Color: Grey | Size: L
Likely nylon/polyester blend; no specialty coating disclosed
Lower PFAS concern; natural fiber athletic brand, but no explicit water-repellent coating or water-repellent claims to flag, and no public PFAS transparency.
⚠Risky category by default
Allbirds
Pants & Jumpsuits | 23ab.- Allbirds Natural Flow Legging. | Color: Purple | Size: Xs | Pm-86555047's Closet
Nylon blend (Natural Flow fabric blend)
Lower concern; natural fiber-heavy legging with no known water-repellent finish, but Allbirds' broader water-repellent coating treatment practices remain unclear.
⚠Risky category by default
Allbirds
Natural Legging Shadow/dk Grey/blue - Size S
Nylon/polyester blend (synthetic fiber, no chemical treatment disclosed)
Lower concern; synthetic base material, but no PFAS disclosure or water-repellent coating treatment standard for leggings.
⚠Risky category by default
Allbirds
Natural Legging Gust Gray Tencel High Waisted Leggings Pants
Tencel lyocell + elastane blend, natural fibers
Lower concern, natural fiber base with no known PFAS triggers, though no explicit brand assurance.
⚠Risky category by default
Allbirds
Women's Natural Leggings Grey Small - New Women | Color: Grey | Size: S
Natural fibers (likely merino wool blend or plant-based), no water-repellent finish
Lower PFAS concern, natural leggings without performance coatings, but Allbirds has not publicly disclosed PFAS testing.
⚠Risky category by default
Allbirds
Women's Natural Legging - New Women | Color: Blue/Yellow | Size: 2XL
Merino wool blend (primary); construction details not disclosed
Lower PFAS concern likely, natural fiber legging with no obvious waterproofing, but Allbirds lacks public PFAS transparency.
⚠Risky category by default
prAna
Men's Stretch Zion Pants
Stretch nylon/polyester blend with natural stretch
Lower concern, no water-repellent coating treatment typical of hiking pants; standard stretch fabric unlikely to contain PFAS, but brand offers no transparency.
⚠Risky category by default
prAna
Women's Koen Pant
Nylon and spandex blend (stretchy woven textile)
Lower concern, synthetic blend with no known water/stain treatment, but brand discloses nothing about PFAS.
⚠Risky category by default
prAna
Men's Stretch Zion Field Pants Black M X 32 In Inseam
Nylon/elastane blend stretch fabric
Lower concern; standard outdoor pants with no known water-repellent coating finish, but brand provides no PFAS transparency.
⚠Risky category by default
prAna
Men's Stretch Zion Standard Cargo Pants
nylon/cotton blend stretch woven
Lower-concern casual pants; no water-repellent coating disclosed, but brand transparency on PFAS is absent.
⚠Risky category by default
prAna
Women's Stretch Zion Cargo Pants
Nylon/polyester blend, no water-repellent coating (water-repellent coating) coating noted
Lower PFAS concern; standard cargo pants without obvious PFAS-prone treatments.
⚠Risky category by default
Altra
Halara Low Rise Hiking Bootcut Pants with Pockets
nylon blend (likely polyester/nylon mix)
Lower-risk basic hiking pants; no water-repellent coating evident, but no public PFAS disclosures from Altra or third-party testing.
⚠Risky category by default
Altra
Altura Dynamic Pants
Nylon/polyester blend (standard athletic fabric)
Lower concern; standard athletic pants unlikely to need water treatment, but no brand disclosure.
⚠Risky category by default
Altra
Men's Everyday Jogger Pants
Cotton-polyester blend knit
Lower-concern basic joggers; standard athletic knit with no water-resistant finish typical of PFAS use.
⚠Risky category by default
Altra
Ultra Pants
Polyester/nylon blend fabric
Lower concern for standard athletic wear, but Altra makes no public PFAS commitment.
⚠Risky category by default
Carhartt
Men's Relaxed Fit Duck Pants
100% cotton duck fabric, no water-repellent coating (water-repellent coating) coating disclosed
Lower concern, plain cotton duck with no advertised treatments typically avoids PFAS, but Carhartt's silence on water-repellent coating leaves room for uncertainty.
⚠Risky category by default
Carhartt
Men's Relaxed Fit Ripstop Utility Pants
100% cotton ripstop, no treatment disclosed
Lower concern, plain cotton utility pants with no disclosed water/stain treatment likely avoids PFAS, but brand transparency absent.
⚠Risky category by default
Carhartt
Men's Relaxed Fit Ripstop Cargo Work Pants
100% cotton ripstop canvas
Lower PFAS concern for basic untreated work pants; no waterproofing triggers.
⚠Risky category by default
Carhartt
Men's Relaxed Fit Steel Cargo Pants
100% cotton canvas, no water-resistant finish
Lower PFAS concern, plain cotton cargo pants with no water/stain treatment.
⚠Risky category by default
Decathlon
Forclaz Men's Travel 100 Cargo Pants
polyester/nylon blend, no water-repellent coating treatment reported
Lower PFAS concern for untreated travel pants; buy with modest confidence.
⚠Risky category by default
Eddie Bauer
Men's Ranger Relaxed Fit Straight Leg Pants
Cotton/cotton-blend twill, no reported performance coating
Lower PFAS concern for basic cotton chinos, no performance coating triggers, but Eddie Bauer hasn't published PFAS safety info.
⚠Risky category by default
Evo
Men's Heavyweight Wool Pants
Wool (heavyweight knit)
Lower concern; untreated wool has minimal PFAS risk, but brand transparency is absent.
⚠Risky category by default
Evo
Wrangler Men's Pants Wrangler Cargo Pants
100% cotton canvas / twill blend
Lower concern, conventional cotton cargo pants with no PFAS-prone treatments typical of the category.
⚠Risky category by default
Houdini
Patagonia Men's Houdini Rock Climbing Pants
Nylon with water-repellent coating treatment (Houdini Dry)
Lower-concern choice, Houdini and Patagonia both phased out PFAS-based water-repellent coating and use third-party verified alternatives.
⚠Waterproof or stain-proof treatment
Keen
Cargo Pants 40x34 Mens Double Knee Canvas Hiking Pockets Heavy
Heavy canvas cotton, double-knee reinforced, no water-resistant treatment mentioned
Lower concern, untreated heavy canvas avoids common PFAS durable-water-repellent coatings.
⚠Risky category by default
Merrell
Jungle Fleece Jogger
Polyester fleece blend
Lower concern, basic fleece jogger with no known water-repellent or stain-resistant finish typically applied.
⚠Risky category by default
Merrell
Everyday Leggings
Nylon/polyester blend (standard athletic leggings)
Lower concern; everyday leggings lack water-repellent treatments that typically carry PFAS risk.
⚠Risky category by default
Merrell
Women's Hayes Jogger
polyester blend joggers, no water-repellent treatment specified
Lower-concern purchase, standard athletic joggers with no disclosed water-repellent coating.
⚠Risky category by default
Weirdough
Ridgecut Men's Relaxed Fit Mid-Rise Ultra Work Pants
Cotton/poly blend work pants (untreated)
Lower concern for typical untreated work pants; no water-repellent coating treatment typical in this category.
⚠Risky category by default
Weirdough
VRST Men's Limitless Canvas 5 Pocket Pants
Canvas cotton blend, no added water/stain treatment mentioned
Lower concern, plain canvas pants with no water-repellent coating finish disclosed; no PFAS red flags detected.
⚠Risky category by default
The North Face
Men's Basin Pants
nylon/polyester blend with water-repellent coating treatment
Moderate concern: waterproof pants likely treated with legacy PFAS; brand discloses nothing.
⚠Waterproof or stain-proof treatment
The North Face
Men's Sprag 5-Pocket Pants
Cotton/nylon blend with water-repellent coating finish (likely fluorocarbon-based)
Skip until North Face commits to PFAS-free water-repellent coating or transparent testing.
⚠Waterproof or stain-proof treatment
Patagonia
Men's Outdoor Everyday Pants
Nylon blend with water-repellent coating water-repellent finish
Lower PFAS concern than legacy outdoor gear, but Patagonia's water-repellent coating treatment specifics remain undisclosed.
⚠Waterproof or stain-proof treatment
Patagonia
Men's Terravia Trail Pants
nylon/polyester blend with water-repellent coating treatment
Lower PFAS concern likely, but Patagonia's water-repellent coating process remains undisclosed, ask the brand directly.
⚠Waterproof or stain-proof treatment
Patagonia
Men's Houdini Rock Climbing Pants
Nylon with water-repellent coating finish
Skip until Patagonia confirms PFAS-free water-repellent coating or switches treatment.
⚠Waterproof or stain-proof treatment
Fjallraven
Abisko Hike Trousers Men's
G-1000 HeavyDuty fabric (65% polyester, 35% cotton), water-repellent coating unspecified
Moderate PFAS risk from unknown water-repellent coating treatment; Fjallraven doesn't disclose coating chemistry.
⚠Waterproof or stain-proof treatment
Fjallraven
Abisko Lite Trekking Trousers Men's
G-1000 fabric (65% polyester/35% cotton blend) with water-repellent coating finish
Lower concern, but water-repellent coating finish origin unclear, contact Fjallraven for coating specifics.
⚠Waterproof or stain-proof treatment
Fjallraven
Fjällräven Men's Keb GTX Waterproof Shell Trousers
GORE-TEX laminate membrane (polytetrafluoroethylene-based)
Moderate PFAS concern due to GORE-TEX; Fjällräven provides no public PFAS disclosure or alternatives.
⚠Waterproof or stain-proof treatment
Columbia
Men's Silver Ridge Convertible Pants
nylon/polyester blend with water-repellent coating treatment
Moderate concern, typical convertible pants use water-repellent coating finishes often containing PFAS; Columbia discloses nothing.
⚠Waterproof or stain-proof treatment
Columbia
Men's Silver Ridge Utility Pants
Nylon blend with water-repellent coating finish
Skip until Columbia discloses water-repellent coating chemistry, utility pants often use PFAS-based water repellency.
⚠Waterproof or stain-proof treatment
Columbia
Men's Silver Ridge Convertible Pant
nylon/polyester blend with water-repellent coating finish
Outdoor pants with water-repellent coating, PFAS risk unclear; Columbia hasn't disclosed treatment chemistry.
⚠Waterproof or stain-proof treatment
Columbia
Men's Silver Ridge Utility Pants - Size 44 - Green
nylon/polyester blend with water-repellent coating (water-repellent coating) treatment
Higher PFAS risk likely, Columbia's silence on water-repellent coating chemistry is concerning; consider asking for treatment details before purchase.
⚠Waterproof or stain-proof treatment
Columbia
Men's Pitchstone Outdoor Pants
Nylon with water-repellent coating water-repellent finish
Outdoor pants with water-repellent coating treatment carry PFAS risk; Columbia discloses nothing about chemistry.
⚠Waterproof or stain-proof treatment
Salomon
S/Lab BTI Infinit Pants
Nylon/polyamide blend with water-repellent coating treatment
Skip until Salomon discloses water-repellent coating chemistry or commits to PFAS-free treatments.
⚠Waterproof or stain-proof treatment
Salomon
Men's Salomon Pants Wayfarer
Nylon with water-repellent coating water-repellent treatment
Skip or research Salomon's current water-repellent coating chemistry, brand discloses nothing on PFAS.
⚠Waterproof or stain-proof treatment
Black Diamond
Men's Pursuit Pants
nylon/polyester blend with water-repellent coating treatment
Skip until Black Diamond discloses water-repellent coating chemistry or switches to PFAS-free treatments.
⚠Waterproof or stain-proof treatment
Black Diamond
Men's Sequence Pants
Nylon with water-repellent coating treatment
Moderate PFAS risk, typical water-repellent coating outdoor pants with no transparency on treatment chemistry.
⚠Waterproof or stain-proof treatment
Black Diamond
Men's Dirtbag Pants
Nylon/polyester with water-repellent coating water-repellent finish
Skip unless Black Diamond confirms PFAS-free water-repellent coating treatment; standard climbing pants use legacy fluorinated coatings.
⚠Waterproof or stain-proof treatment
Black Diamond
Women's Dirtbag Pants
Nylon/polyester blend with water-repellent coating treatment
Higher uncertainty, climbing pants often use water-repellent coating coatings; Black Diamond hasn't publicly disclosed PFAS status.
⚠Waterproof or stain-proof treatment
Outdoor Research
Men's Ferrosi Convertible Pants
Nylon ripstop with water-repellent coating finish
water-repellent coating-treated apparel with no PFAS transparency; skip if avoiding PFAS risk.
⚠Waterproof or stain-proof treatment
Outdoor Research
Men's Bastion Pants
nylon with water-repellent coating (water-repellent coating) finish
Likely contains PFAS-based water-repellent coating; Outdoor Research does not disclose details.
⚠Waterproof or stain-proof treatment
Outdoor Research
Women's Pro SeaTac Pants
Nylon with water-repellent coating water-repellent treatment
Skip or contact OR directly, water-repellent coating treatment history and current formula are undisclosed.
⚠Waterproof or stain-proof treatment
Outdoor Research
Men's Cirque II Pants
Nylon/polyester shell with water-repellent coating treatment
Skip until Outdoor Research discloses water-repellent coating chemistry or switches to PFAS-free treatments.
⚠Waterproof or stain-proof treatment
Outdoor Research
Women's Ferrosi Pants
nylon ripstop with water-repellent coating finish
Skip unless Outdoor Research discloses water-repellent coating chemistry or switches to PFAS-free treatments.
⚠Waterproof or stain-proof treatment
Outdoor Research
Men's Cirque Lite Pants
Nylon with water-repellent coating (water-repellent coating) finish
Moderate PFAS risk from water-repellent coating treatment; Outdoor Research hasn't disclosed chemistry.
⚠Waterproof or stain-proof treatment
Outdoor Research
Men's Powderverse Snow Pants
Nylon outer with water-repellent coating waterproof treatment (type unspecified)
Typical ski pants with undisclosed water-repellent coating, PFAS risk present but unconfirmed; ask OR directly or choose certified PFAS-free alternative.
⚠Waterproof or stain-proof treatment
REI Co-op
Men's Green Hiking Pants 28w X 30l Zippered Pocket
nylon/polyester blend with water-repellent coating finish
Moderate concern, water-repellent coating treatment likely used but REI makes no PFAS disclosure.
⚠Waterproof or stain-proof treatment
REI Co-op
Rei Coop Trailmade Pants Mens 32 X 34 Mushroom Taupe Hiking Outdoor
Nylon blend with water-repellent coating water-repellent finish
Moderate PFAS risk due to water-repellent coating treatment; REI does not disclose chemistry.
⚠Waterproof or stain-proof treatment
REI Co-op
Sahara Convertible Hiking Cargo Pants Mens 38x30 Slate Blue 2360651
polyester/nylon blend with water-repellent coating finish
Likely contains PFAS-based water-repellent coating treatment; REI provides no transparency, skip if PFAS-sensitive.
⚠Waterproof or stain-proof treatment
REI Co-op
Rei Coop Trailmade Hiking Pants 40 X 32 Tan Outdoor Cargo Nylon
Nylon with water-repellent coating (water-repellent coating) treatment
water-repellent coating-treated outdoor nylon carries inherent PFAS risk; REI provides no transparency on chemistry.
⚠Waterproof or stain-proof treatment
REI Co-op
Men's Sahara Stretch Convertible Pants
nylon/polyester blend with water-repellent coating treatment
Moderate PFAS risk due to water-repellent coating; REI discloses nothing about chemical alternatives.
⚠Waterproof or stain-proof treatment
REI Co-op
Pants | Rei Co Op Mens 40x32l Tan Lightweight Trail Ready Outdoor Pants Upf 50 Gorpcore | Color: Tan | Size: 40 | Jsperfectpicks's Closet
Nylon/polyester blend with water-repellent (water-repellent coating) finish; UPF 50 treatment
REI Co-op doesn't disclose water-repellent coating chemistry; lightweight outdoor pants likely use fluorinated PFAS for UPF + water-repellency, but no public confirmation.
⚠Waterproof or stain-proof treatment
Mammut
Hiking Patrol X Mammut Light Pants
Nylon/polyester blend with water-repellent coating water-repellent finish
Skip or contact Mammut directly, waterproof outdoor pants likely use PFAS water-repellent coating unless explicitly stated otherwise.
⚠Waterproof or stain-proof treatment
Mammut
Men's Zip-Off Hiking Pants
Nylon/polyester blend with water-repellent coating finish
Higher PFAS risk due to likely water-repellent coating treatment; Mammut does not disclose chemistry.
⚠Waterproof or stain-proof treatment
Mammut
Men's Courmayeur Breathable Softshell Mountaineering Pants
Softshell with breathable water-repellent coating (unspecified chemistry)
Skip until Mammut discloses water-repellent coating treatment chemistry or provides third-party PFAS testing.
⚠Waterproof or stain-proof treatment
Mammut
Men's Courmayeur Softshell Mountaineering Pants
Nylon/polyamide shell with water-repellent coating treatment
Moderate PFAS concern, typical mountaineering pants likely use legacy fluorinated water-repellent coating; Mammut has not disclosed details.
⚠Waterproof or stain-proof treatment
Mammut
Men's Workhorse Climbing Pants
nylon blend with water-repellent coating finish
Skip until Mammut discloses water-repellent coating chemistry or adopts PFAS-free treatment.
⚠Waterproof or stain-proof treatment
Mammut
Men's Linard Light HS Waterproof Hardshell Pants
Polyester/nylon shell with water-repellent coating waterproof treatment (unspecified)
Skip until Mammut discloses water-repellent coating chemistry or switches to verified PFAS-free waterproofing.
⚠Waterproof or stain-proof treatment
Mammut
Men's Runbold IV Multifunctional Hiking Pants
polyamide/nylon blend with water-repellent coating (water-repellent coating) finish
water-repellent coating hiking pants from established brand; PFAS risk present but unconfirmed, ask Mammut directly about treatment chemistry.
⚠Waterproof or stain-proof treatment
Mammut
Men's Massone Climbing Pants
Nylon/polyester blend with water-repellent coating finish
Climbing pants with water-resistant finish; PFAS risk typical for water-repellent coating apparel, brand provides no transparency.
⚠Waterproof or stain-proof treatment
Rab
Men's Incline Pants
Nylon/polyamide with water-resistant coating
Popular brand with no public PFAS disclosure; waterproof outdoor apparel typically uses water-repellent coating treatments that may contain PFAS, verify with Rab before purchase i
⚠Waterproof or stain-proof treatment
Rab
Men's Momentum Pants
Nylon with water-repellent coating water-repellent treatment
Skip unless Rab discloses their water-repellent coating chemistry, nylon outdoor pants typically use PFAS-based finishes.
⚠Waterproof or stain-proof treatment
Rab
Men's Khroma Tour Pants
Nylon with water-repellent coating water-repellent treatment
Skip until Rab discloses water-repellent coating chemistry or pursues PFAS-free certification.
⚠Waterproof or stain-proof treatment
Rab
Men's Rab Torque Vapour-Rise Pants
Nylon with water-repellent coating (water-repellent coating) finish
Skip until Rab discloses water-repellent coating chemistry or commits to PFAS-free treatments.
⚠Waterproof or stain-proof treatment
prAna
Women's Palisades Ripstop E-Waist Pants
Ripstop nylon with water-repellent coating treatment (composition unspecified)
Modest concern: ripstop pants likely have water-repellent coating finish, but Prana discloses nothing about PFAS chemistry.
⚠Waterproof or stain-proof treatment
Altra
Prois Women’s Allta All Seasons Pant – Camo Hunting Pants for Women
Polyester with water-repellent coating water-repellent treatment (type unspecified)
Skip unless Altra discloses water-repellent coating chemistry; hunting apparel often uses PFAS-based water treatments.
⚠Waterproof or stain-proof treatment
Altra
Coalatree Trailhead Pant
Nylon blend with water-repellent coating water-repellent treatment
Skip until the brand clarifies or eliminates water-repellent coating treatments, outdoor apparel often uses PFAS-based water repellents.
⚠Waterproof or stain-proof treatment
Altra
ALTRE Men's Lightweight Hunting Pants
Nylon blend with water-repellent coating (water-repellent coating) finish
Skip until Altra discloses water-repellent coating chemistry, hunting pants typically use PFAS-based water treatments.
⚠Waterproof or stain-proof treatment
Altra
Halara Water Repellent Mid Rise Hiking Pants with Zip Pockets - Deep Sage - M(regular)
Synthetic blend with water-repellent coating water-repellent finish (composition unspecified)
Skip until brand discloses water-repellent coating chemistry, water-repellent apparel carries moderate PFAS risk.
⚠Waterproof or stain-proof treatment
Carhartt
Men's Rugged Flex Rigby Dungaree
100% cotton canvas with water-repellent coating (water-repellent coating) finish
Lower PFAS concern for a basic work pant, but Carhartt's silence on water-repellent coating chemistry leaves uncertainty.
⚠Waterproof or stain-proof treatment
Carhartt
Men's Rugged Flex Rigby Five-Pocket Work Pants
Cotton/polyester blend with water-repellent coating finish
Standard work pants with likely water-repellent coating treatment; PFAS risk unconfirmed but plausible, ask Carhartt directly.
⚠Waterproof or stain-proof treatment
Carhartt
Reworked Force Sun Defender Lightweight Relaxed Fit Pants
cotton-blend with water-repellent coating finish
Moderate concern: water-repellent coating-treated workwear typically uses PFAS; Carhartt makes no public disclosure.
⚠Waterproof or stain-proof treatment
Carhartt
Men's Storm Defender Relaxed Fit Lightweight Packable Pant
Nylon blend with water-repellent coating (water-repellent coating) finish
water-repellent coating-treated workwear carries moderate PFAS concern; Carhartt discloses nothing about their treatment chemistry.
⚠Waterproof or stain-proof treatment
Craghoppers
Mens Classic Kiwi Trousers
Cotton blend with water-repellent coating water-repellent finish
Standard outdoor apparel with unknown water-repellent coating treatment, skip if PFAS-conscious until brand discloses.
⚠Waterproof or stain-proof treatment
Craghoppers
Mens Kiwi Pro II Trousers
Polyamide with water-repellent coating water-repellent coating finish
Skip unless Craghoppers confirms PFAS-free water-repellent coating treatment.
⚠Waterproof or stain-proof treatment
Craghoppers
Mens Craghoppers Natural Nosilife Adventure Trousers
polyamide/nylon with water-repellent coating finish (Nosilife treatment)
Skip unless Craghoppers discloses water-repellent coating chemistry, water-resistant outdoor trousers carry typical PFAS risk.
⚠Waterproof or stain-proof treatment
Craghoppers
Expert Kiwi Pro Stretch Trousers
Polyamide stretch with water-repellent coating (water-repellent coating) finish
Typical outdoor apparel with likely PFAS-based water-repellent coating, brand silent on chemistry; consider PFAS-free alternatives if PFAS-sensitive.
⚠Waterproof or stain-proof treatment
Craghoppers
Women's NosiLife Pro Convertible Trousers
Polyester with water-repellent coating (water-repellent coating) treatment
Skip until Craghoppers discloses water-repellent coating chemistry; conventional water-repellent coating apparel often contains PFAS.
⚠Waterproof or stain-proof treatment
Craghoppers
Men's Packable Pants
nylon/polyester blend with water-repellent coating (water-repellent coating) treatment
Skip until Craghoppers discloses water-repellent coating chemistry or switches to PFAS-free finishes.
⚠Waterproof or stain-proof treatment
Craghoppers
Men's Kiwi Pro Active Trousers
polyamide/nylon with water-repellent coating (water-repellent coating) finish
Skip unless Craghoppers commits to PFAS-free water-repellent coating, active outdoor apparel often uses legacy fluorinated finishes.
⚠Waterproof or stain-proof treatment
Craghoppers
men Trousers Craghoppers NosiLife Adventure III
Polyamide with water-repellent coating (water-repellent coating) finish
Unclear PFAS risk, waterproof apparel commonly uses PFAS; Craghoppers does not disclose coating chemistry.
⚠Waterproof or stain-proof treatment
Decathlon
Quechua Men's Mountain Hiking Pants
Polyester blend with water-repellent (water-repellent coating) finish
Lower-risk hiking pants, but Decathlon's PFAS disclosure remains opaque.
⚠Waterproof or stain-proof treatment
Decathlon
Simond Men's Forclaz Mt900 Durable Hiking Pants
Polyamide (nylon) with water-repellent coating treatment
Lower concern but unverified, Decathlon doesn't disclose water-repellent coating chemistry; many hiking brands still use PFAS-based treatments.
⚠Waterproof or stain-proof treatment
Decathlon
Simond Men's Forclaz Mt900 Hiking Pants
Polyamide with water-repellent coating (water-repellent coating) finish
Mid-range hiking pants with unknown water-repellent coating chemistry, no PFAS disclosure from Decathlon.
⚠Waterproof or stain-proof treatment
Decathlon
Forclaz Women's Mt100 2-In-1 Zip-Off Hiking Pants
polyamide/nylon with water-repellent coating (water-repellent coating) treatment
Lower concern but unconfirmed, Decathlon doesn't disclose water-repellent coating chemistry; consider asking the brand directly.
⚠Waterproof or stain-proof treatment
Eddie Bauer
Men's Mountain Flex Utility 2.0 Classic Fit Pants
Cotton/polyester blend with water-repellent coating finish
Utility pants likely treated with water-repellent coating, Eddie Bauer discloses nothing about PFAS in the finish.
⚠Waterproof or stain-proof treatment
Eddie Bauer
Men's Top Out Stretch Ripstop Pants
Nylon ripstop with water-repellent coating finish
Skip until Eddie Bauer discloses water-repellent coating chemistry, ripstop apparel with water-resistance typically uses PFAS.
⚠Waterproof or stain-proof treatment
Eddie Bauer
Women's Guide Pro Pants
Nylon blend with water-repellent coating (water-repellent coating) finish
Skip or contact Eddie Bauer directly, PFAS status in water-repellent coating is undisclosed.
⚠Waterproof or stain-proof treatment
Eddie Bauer
Pull On Trail Pants
Nylon blend with water-repellent coating (water-repellent coating) treatment
Moderate concern, typical water-repellent coating pants with no PFAS transparency; consider asking Eddie Bauer for treatment details.
⚠Waterproof or stain-proof treatment
Eddie Bauer
Women's Guide Pro High Rise Pants
Nylon/polyester blend with water-repellent coating (water-repellent coating) finish
Skip or request PFAS-free documentation, Eddie Bauer does not disclose water-repellent coating chemistry.
⚠Waterproof or stain-proof treatment
Evo
Bike Pants 2024
Synthetic blend with water-repellent coating (water-repellent coating) treatment
Skip until Evo discloses water-repellent coating chemistry or switches to PFAS-free water repellency.
⚠Waterproof or stain-proof treatment
Evo
Marmot Men's PreCip Evo Flex Rain Pants
Polyester with water-repellent coating (water-repellent coating) coating
Skip unless brand discloses water-repellent coating chemistry; waterproof apparel commonly uses PFAS-based water-repellent coating.
⚠Waterproof or stain-proof treatment
Evo
Eddie Bauer Men's Rainier Pants
nylon/polyester with water-repellent coating finish (unspecified)
Skip unless Eddie Bauer discloses water-repellent coating chemistry; standard outdoor rain pants often use PFAS-based treatments.
⚠Waterproof or stain-proof treatment
Evo
Sandiline Hiking Pants
Nylon/polyester blend with water-repellent coating finish
Skip until transparency improves, typical water-repellent coating hiking pants carry PFAS risk without disclosure.
⚠Waterproof or stain-proof treatment
Evo
686 Men's Everywhere Pant
Nylon blend with water-repellent coating finish (likely PFAS-based)
Skip unless Evo confirms PFAS-free water-repellent coating treatment; standard nylon pants commonly use legacy PFAS water-repellents.
⚠Waterproof or stain-proof treatment
Evo
Marmot Men's PreCip Evo Pant
Nylon with water-repellent coating (water-repellent coating) coating
Skip unless Marmot publicly commits to PFAS-free water-repellent coating, silent stance on forever chemicals in rain gear is a red flag.
⚠Waterproof or stain-proof treatment
Houdini
Patagonia Houdini Running Pants
Synthetic nylon shell with water-repellent coating treatment (type unspecified)
Moderate PFAS risk due to water-repellent coating; Patagonia/Houdini do not disclose treatment chemistry.
⚠Waterproof or stain-proof treatment
Houdini
Men's Dock Pants
Recycled polyester with water-repellent coating treatment
Low transparency; water-repellent coating treatment type unknown, skip unless brand clarifies PFAS-free coating.
⚠Waterproof or stain-proof treatment
Houdini
Men's Wadi Pants
Nylon/polyester blend with water-repellent coating water-repellent finish
Skip unless Houdini discloses its water-repellent coating chemistry, water-resistant outdoor pants commonly use PFAS.
⚠Waterproof or stain-proof treatment
Houdini
M's Go Men Pants Ii
Synthetic blend with water-repellent coating treatment (likely fluorinated)
High-end outdoor apparel likely treated with legacy PFAS; Houdini does not disclose water-repellent coating chemistry.
⚠Waterproof or stain-proof treatment
Houdini
Men's Omni Pants
Nylon with water-repellent coating finish
Skip or verify, Houdini doesn't disclose PFAS status on water-repellent coating treatment.
⚠Waterproof or stain-proof treatment
Houdini
Men's Pace Light Pants
Nylon/polyamide blend with water-repellent coating finish
Lightweight outdoor pants with standard water-repellent coating, likely contains PFAS but brand transparency is absent.
⚠Waterproof or stain-proof treatment
Houdini
Men's More Pants
Nylon with water-repellent coating water-repellent finish
Uncertain risk, Houdini doesn't disclose water-repellent coating chemistry; sustainable positioning suggests lower PFAS likelihood but offers no proof.
⚠Waterproof or stain-proof treatment
Jack Wolfskin
Mens Activate XT
Polyester with water-repellent coating (water-repellent coating) finish
Skip until brand discloses water-repellent coating chemistry, silent on PFAS in weatherproof apparel is a red flag.
⚠Waterproof or stain-proof treatment
Jack Wolfskin
Mens Jack Wolfskin Glastal Hiking Pants
Polyamide/nylon with water-repellent coating water-repellent treatment
Moderate PFAS concern due to water-repellent coating treatment; brand provides no disclosure.
⚠Waterproof or stain-proof treatment
Jack Wolfskin
Men's Hiking Alpine Pants
Polyamide/nylon with water-repellent coating water-repellent finish
Skip unless Jack Wolfskin discloses water-repellent coating chemistry, outdoor brands commonly use PFAS-based treatments.
⚠Waterproof or stain-proof treatment
Jack Wolfskin
Men's Pico Trail Pants
Nylon/polyamide with water-repellent (water-repellent coating) finish
Skip unless Jack Wolfskin discloses water-repellent coating chemistry, standard outdoor pants often use PFAS-based water-repellents.
⚠Waterproof or stain-proof treatment
Jack Wolfskin
Men's Atmosphere Pants
polyamide/nylon with water-repellent coating
Skip until Jack Wolfskin discloses water-repellent coating chemistry or switches to PFAS-free formulations.
⚠Waterproof or stain-proof treatment
Jack Wolfskin
Men's Hikeout Pants
nylon/polyester blend with water-repellent coating water-repellent finish
water-repellent coating-treated outdoor apparel with no PFAS disclosure, moderate caution warranted.
⚠Waterproof or stain-proof treatment
Keen
Outdoor Pants Hiking Pants With Side Pocket Rn 131197 Grey Size
Nylon/polyester blend with water-repellent coating finish
Moderate PFAS concern due to likely water-repellent coating treatment; no brand disclosure or third-party verification.
⚠Waterproof or stain-proof treatment
Keen
Pants & Jumpsuits | Keen Utility Outdoor Cargo Hiking Pants Tan Khaki Women's Size 10r | Color: Tan/Yellow | Size: 10 | Ottustac's Closet
nylon/polyester blend with likely water-repellent coating (water-repellent coating) finish
Skip until Keen discloses water-repellent coating chemistry or verifies PFAS-free.
⚠Waterproof or stain-proof treatment
Keen
Women Flint Outdoor Hiking Pant Size 10
nylon/polyester blend with water-repellent coating finish
Likely lower concern, but Keen's water-repellent coating chemistry is undisclosed, caution with water-resistant outdoor apparel.
⚠Waterproof or stain-proof treatment
Keen
Pants & Jumpsuits | Keen Footwear Khaki Size 10 Regular Hiking Cargo Pants | Color: Green | Size: 10 | Branded_Butler's Closet
Cotton/synthetic blend with water-repellent coating finish
Skip until Keen discloses water-repellent coating chemistry or pursue verified PFAS-free outdoor wear.
⚠Waterproof or stain-proof treatment
Keen
Pants Mens 28x30 Beige Canvas Cargo Workwear Outdoor Hiking
canvas cotton with unspecified water-resistant finish
Skip or verify coating source before purchase, Keen does not disclose water-repellent coating chemistry.
⚠Waterproof or stain-proof treatment
Keen
Women's Koen Pant
Nylon/polyester blend with water-repellent coating finish
Outdoor pants likely treated with water-repellent coating, Keen hasn't disclosed PFAS status; consider contacting brand directly.
⚠Waterproof or stain-proof treatment
Keen
Men's Brown Nylon Hiking Pants Size 28x32
Nylon with water-repellent coating (water-repellent coating) treatment
Higher PFAS concern due to water-repellent coating treatment; Keen provides no disclosure on chemistry.
⚠Waterproof or stain-proof treatment
Kuhl
Men's Deceptr Pants
Nylon blend with water-repellent coating water-resistant treatment
Skip until PFAS treatment details are disclosed.
⚠Waterproof or stain-proof treatment
Kuhl
Men's Revolvr
nylon blend with water-repellent coating treatment
Skip until Kuhl discloses water-repellent coating chemistry or switches to PFAS-free treatments.
⚠Waterproof or stain-proof treatment
Kuhl
Men's Resistor Air Pants
Nylon ripstop with water-repellent coating finish
Skip until Kuhl discloses or independently tests their water-repellent coating chemistry.
⚠Waterproof or stain-proof treatment
Kuhl
Men's RENEGADE PANT
nylon/polyester blend with water-repellent coating finish
Moderate PFAS risk due to typical water-repellent coating treatment; Kuhl provides no disclosure.
⚠Waterproof or stain-proof treatment
Kuhl
Men's Above The Law
nylon/polyester blend with water-resistant treatment
Skip until Kuhl discloses water-repellent coating chemistry or commits to PFAS-free treatments.
⚠Waterproof or stain-proof treatment
Kuhl
Men's Revolvr Pants
nylon/polyester blend with water-repellent coating finish
Caution: KUHL makes no PFAS disclosure; water-repellent coating-treated pants typically contain fluorochemicals.
⚠Waterproof or stain-proof treatment
Kuhl
Men's Kuhl Free Rydr Pant
Nylon blend with water-repellent coating (water-repellent coating) finish
Lower-confidence choice, Kuhl does not disclose PFAS status in water-repellent coating treatment; skip if PFAS-free matters to you.
⚠Waterproof or stain-proof treatment
Kuhl
Men's Silencr Pants
nylon blend with water-repellent coating water-repellent treatment
Skip until brand discloses water-repellent coating chemistry or switches to PFAS-free alternatives.
⚠Waterproof or stain-proof treatment
Marmot
Men's Arch Rock Pants
Nylon/polyamide with water-repellent coating finish
Moderate concern: outdoor pants likely use PFAS-based water-repellent coating, but Marmot provides no transparency on treatment.
⚠Waterproof or stain-proof treatment
Marmot
Men's Trailway UPF 50 Hiking Pants
Polyester ripstop with water-repellent coating finish
Skip until Marmot discloses water-repellent coating chemistry or switches to PFAS-free alternatives.
⚠Waterproof or stain-proof treatment
Marmot
Men's AirExchange UPF 40 Pants
Nylon/polyester blend with water-repellent coating (water-repellent coating) finish
Skip until Marmot discloses water-repellent coating chemistry or switches to PFAS-free treatments.
⚠Waterproof or stain-proof treatment
Marmot
Women's Trailway UPF 50 Hiking Pants
Nylon with water-repellent coating (water-repellent coating) treatment
Lower concern if older stock; skip if PFAS-sensitive and buying new.
⚠Waterproof or stain-proof treatment
Marmot
Women's Lumina Casual Pants
nylon blend with water-repellent coating finish
Caution: outdoor pants likely treated with legacy PFAS water-repellent coating, brand silent on chemistry.
⚠Waterproof or stain-proof treatment
Marmot
Men's Diverter Softshell Hiking Pants with UPF 50
Nylon blend with water-repellent coating water-repellent finish
Moderate concern, water-resistant softshell likely uses water-repellent coating treatment; Marmot discloses nothing about PFAS alternatives.
⚠Waterproof or stain-proof treatment
Marmot
Men's Trailway Convertible UPF 50 Hiking Pants
Nylon with water-repellent coating (water-repellent coating) finish
Moderate concern: outdoor apparel with water-repellent coating finish likely treated with PFAS, but Marmot provides no disclosure.
⚠Waterproof or stain-proof treatment
Merrell
Jungle Pants
nylon/polyamide with water-repellent coating treatment (unspecified)
Skip until Merrell discloses water-repellent coating chemistry or commits to PFAS-free.
⚠Waterproof or stain-proof treatment
Merrell
Men's Hayes Hiker Pants
Nylon blend with water-repellent coating water-repellent finish
Skip until Merrell discloses water-repellent coating chemistry or adopts PFAS-free treatment.
⚠Waterproof or stain-proof treatment
Merrell
Baxter Ripstop Pull-On Pants
Ripstop nylon with water-repellent coating water-repellent treatment
Moderate concern, ripstop nylon pants likely treated with water-repellent coating, but Merrell discloses nothing about PFAS or treatment chemistry.
⚠Waterproof or stain-proof treatment
Merrell
Women's Wayfinder Pants
nylon blend with water-repellent coating water-resistant finish
Skip until Merrell discloses water-repellent coating chemistry or switches to PFAS-free alternatives.
⚠Waterproof or stain-proof treatment
Merrell
Aeroblock Softshell Stretch Navy Hiking Active Pants Women's
Polyester blend softshell with water-repellent coating (unspecified chemistry)
Higher PFAS risk due to water-repellent coating treatment; Merrell provides no disclosure on coating chemistry.
⚠Waterproof or stain-proof treatment
Vaude
Mens Strathcona Pants
Nylon with water-repellent coating finish
Skip until Vaude clarifies water-repellent coating chemistry; many outdoor pants still use PFAS-based water repellents.
⚠Waterproof or stain-proof treatment
Vaude
Men's Farley Stretch Zip-Off Pants
Polyamide blend with water-repellent coating finish
Typical outdoor apparel with unspecified water-repellent finish, PFAS risk unclear; Vaude's silence on chemistry is a red flag.
⚠Waterproof or stain-proof treatment
Vaude
Men Vaude Farley Stretch T-zip Pants III
Stretch polyamide blend with water-repellent coating finish
Skip or contact Vaude directly about water-repellent coating chemistry before buying.
⚠Waterproof or stain-proof treatment
Vaude
Men's Strathcona II Full-Length Trousers
Polyamide/nylon with water-repellent coating water-repellent finish
Typical outdoor trousers with water-repellent coating, likely contains PFAS but Vaude discloses nothing; higher-risk purchase without transparency.
⚠Waterproof or stain-proof treatment
Vaude
Mens Vaude Farley Zo Pants V
Polyamide/nylon with water-repellent coating water-repellent finish
Skip unless Vaude discloses water-repellent coating chemistry; standard outdoor apparel treatment raises PFAS risk.
⚠Waterproof or stain-proof treatment
Vaude
Men's Elope Pants
Nylon with water-repellent coating water-repellent treatment
Outdoor pants with likely water-repellent coating finish, PFAS risk present but unconfirmed; brand silence is a red flag.
⚠Waterproof or stain-proof treatment
Vaude
Women's Strathcona II Full-Length Trousers
Nylon with water-repellent coating water-resistant finish
Moderate PFAS risk; Vaude does not disclose water-repellent coating chemistry, skip if PFAS-concerned.
⚠Waterproof or stain-proof treatment
Weirdough
Outdoor Unisex Waterproof Cargo Hiking Baggy Pants
unknown waterproof coating/water-repellent coating treatment on unspecified base fabric
Skip until brand discloses waterproof treatment chemistry.
⚠Waterproof or stain-proof treatment
Weirdough
REI Co-op Women's Trailmade Pants
Synthetic blend with water-repellent coating finish (nylon/polyester typical)
Skip or contact REI directly, no PFAS transparency for a water-repellent coating-treated product.
⚠Waterproof or stain-proof treatment
Weirdough
Waterproof Hiking Cargo Pants
Fabric + water-repellent coating (water-repellent coating) coating, type unspecified
Skip until brand discloses coating chemistry; waterproof apparel commonly uses PFAS.
⚠Waterproof or stain-proof treatment
Weirdough
Fjallraven Men's Vidda Pro Ventilated Trousers
G-1000 HeavyDuty fabric (polyester/cotton blend with water-repellent coating treatment)
Fjallraven's Vidda Pro uses water-resistant treatment but provides no PFAS disclosure, typical industry silence on water-repellent coating chemistry.
⚠Waterproof or stain-proof treatment
Weirdough
Mountain Warehouse Men's Forest Water-Resistant Trekking Pants
Synthetic trekking fabric with water-resistant coating (unspecified)
Skip or request material transparency, water-resistant claim without PFAS disclosure raises concern.
⚠Waterproof or stain-proof treatment
Weirdough
Outdoor Unisex Windproof Cargo Hiking Baggy Pants
Likely nylon or polyester with water-repellent coating (brand unspecified)
Skip until brand discloses water-repellent coating chemistry or switches to PFAS-free alternatives.
⚠Waterproof or stain-proof treatment
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