Sports Bras, ranked by PFAS safety

129 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 sports bras, and which brands grade best and worst

Read →

Graded and flagged D and F, we’d swap these

Nike Girls' Swoosh Sports Bra

Nike

Girls' Swoosh Sports Bra

nylon/polyester blend with elastane

D
D · Elevated

Lower concern, basic athletic bra with no known PFAS treatment, but Nike provides no public disclosure.

Risky category by default

Medium Support Sports Bra Nike Women's Swoosh

Nike

Medium Support Sports Bra Nike Women's Swoosh

Nylon/polyester blend fabric, no waterproofing or stain treatment disclosed

D
D · Elevated

Lower PFAS concern; standard sports bra with no waterproofing or chemical finishes typical of PFAS use.

Risky category by default

lululemon Flow Y Sports Bras | Women's Bra Nulu Light Support, A–C Cups | Size 8 | Pink

Lululemon

Flow Y Sports Bras | Women's Bra Nulu Light Support, A–C Cups | Size 8 | Pink

Nulu (nylon blend)

D
D · Elevated

Lower PFAS concern; natural fiber blend without performance coatings, but brand offers no transparency.

Risky category by default

lululemon Like A Cloud Sports Bras | Women's Bra Light Support, B/C Cup | Size 2 | Pink

Lululemon

Like A Cloud Sports Bras | Women's Bra Light Support, B/C Cup | Size 2 | Pink

Nylon/elastane blend (synthetic athletic knit)

D
D · Elevated

Lower PFAS risk for basic stretch athletic wear; Lululemon has made no PFAS commitments but uses no obvious water-repellent coating or stain-resist treatments on this style.

Risky category by default

Allbirds Women's Natural Sports Bra

Allbirds

Women's Natural Sports Bra

organic cotton blend, no water-repellent coating disclosed

D
D · Elevated

Lower concern, natural materials with no known water-repellent coating treatment, but no explicit PFAS commitment from brand.

Risky category by default

Allbirds Women's Intimates & Sleepwear Allbirds Trino Bralette

Allbirds

Women's Intimates & Sleepwear Allbirds Trino Bralette

Merino wool, recycled materials (Allbirds typical blend)

D
D · Elevated

Lower-concern base materials, but brand silence on PFAS processing leaves a data gap.

Risky category by default

Allbirds Anytime Bralette Light Grey Xs

Allbirds

Anytime Bralette Light Grey Xs

Organic cotton blend with TENCEL lyocell

D
D · Elevated

Lower PFAS concern for a basic cotton-blend bralette; Allbirds' silence on PFAS is typical for apparel, but no water-repellent coating or stain treatment implied.

Risky category by default

Athleta Women's Train Free Sports Bra

Athleta

Women's Train Free Sports Bra

Nylon/polyester blend, no reported waterproof or stain-resist coating

D
D · Elevated

Lower concern for PFAS, but no public transparency from Athleta on water-repellent coating treatments.

Risky category by default

Athleta Women's Perfect Form Sports Bra

Athleta

Women's Perfect Form Sports Bra

nylon, spandex blend with standard elastic

D
D · Elevated

Lower concern, standard athletic bra with no known PFAS-prone treatments, but brand is silent on the topic.

Risky category by default

Athleta Women's Transcend Scoop Sports Bra

Athleta

Women's Transcend Scoop Sports Bra

nylon, spandex blend

D
D · Elevated

Lower-concern choice; no known water-repellent coating treatment, but brand transparency on PFAS is absent.

Risky category by default

Athleta Women's Vital Sports Sports Bra

Athleta

Women's Vital Sports Sports Bra

Nylon/polyester blend with standard elastic

D
D · Elevated

Lower PFAS concern for a basic sports bra, but Athleta makes no public disclosure on water-repellent coating treatments.

Risky category by default

Athleta Women's Reform Adjustable Sports Bra

Athleta

Women's Reform Adjustable Sports Bra

Nylon/polyester blend with elastic

D
D · Elevated

Lower concern for typical sports bra use; no known PFAS application in this garment class, but brand transparency is absent.

Risky category by default

Athleta Women's Interval Sports Bra

Athleta

Women's Interval Sports Bra

nylon, spandex blend; no water-resistant treatment disclosed

D
D · Elevated

Lower concern sports bra; no disclosed water-resistant coating that typically contains PFAS.

Risky category by default

Athleta Women's Intuition Cotton Sports Bra

Athleta

Women's Intuition Cotton Sports Bra

cotton primary; elastane blend for fit

D
D · Elevated

Lower PFAS concern; plain cotton sports bra with no known treatments, but Athleta does not explicitly confirm PFAS-free manufacturing.

Risky category by default

Athleta Women's Invigorate Sports Bra

Athleta

Women's Invigorate Sports Bra

Nylon, spandex blend (standard performance fabric)

D
D · Elevated

Lower PFAS concern; typical performance athletic bra without known water/stain treatments.

Risky category by default

Brooks Chaser Padded Bra Women's

Brooks

Chaser Padded Bra Women's

nylon/polyester blend with foam padding

D
D · Elevated

Lower concern; standard padded sports bra without water-repellent coating treatment.

Risky category by default

Brooks Women's Limitless Racerback Bra

Brooks

Women's Limitless Racerback Bra

Polyester/nylon blend athletic fabric, no specialty coating disclosed

D
D · Elevated

Lower PFAS concern, standard athletic bra with no waterproofing or stain treatment, but brand provides no transparency.

Risky category by default

Brooks Women's Drive 3 Pocket Run Bra

Brooks

Women's Drive 3 Pocket Run Bra

nylon, spandex, mesh panels

D
D · Elevated

Lower concern, standard athletic bra with no known water-repellent coating, but verify care label for finish details.

Risky category by default

Brooks Women's Convertible 2.0 Sports Bra

Brooks

Women's Convertible 2.0 Sports Bra

Nylon/polyester blend athletic fabric

D
D · Elevated

Lower concern for typical use; no known PFAS triggers in standard sports bra construction.

Risky category by default

Brooks Women's Dare Scoopback Run Bra 2.0

Brooks

Women's Dare Scoopback Run Bra 2.0

Nylon, spandex blend with standard elastication

D
D · Elevated

Lower concern, standard athletic bra with no water-repellent coating or water-resistant treatment identified.

Risky category by default

Brooks Women's Luxe Strappy Bra with Light Support

Brooks

Women's Luxe Strappy Bra with Light Support

nylon, spandex blend (typical sports bra construction)

D
D · Elevated

Lower PFAS concern for a basic support bra with no water-repellent or stain-resistant finish.

Risky category by default

Brooks Women's Luxe Pocket Bra

Brooks

Women's Luxe Pocket Bra

Nylon, spandex blend with no disclosed coatings

D
D · Elevated

Lower concern; standard sports bra with no known PFAS-risk treatments.

Risky category by default

Knix Momenta Racerback Sports Bra

Knix

Momenta Racerback Sports Bra

Nylon/spandex blend fabric (no reported specialty coating)

D
D · Elevated

Lower-concern sports bra; standard textile, but Knix has not disclosed PFAS stance.

Risky category by default

Knix Intimates & Sleepwear Catalyst Sports Bra Knix

Knix

Intimates & Sleepwear Catalyst Sports Bra Knix

Nylon, spandex, polyester blend (no water-repellent or stain-resistant treatment disclosed)

D
D · Elevated

Lower concern, basic athletic textile blend with no waterproofing or stain treatment disclosed, but verify final garment details.

Risky category by default

Knix Catalyst Front Zip Sports Bra

Knix

Catalyst Front Zip Sports Bra

nylon, spandex, elastane blend

D
D · Elevated

Lower concern; typical athletic blend with no known PFAS triggers, but brand offers no transparency.

Risky category by default

Knix Revolution Busty Bra

Knix

Revolution Busty Bra

Fabric blend (likely nylon, elastane, cotton base)

D
D · Elevated

Lower concern; no water-repellent claims, but brand transparency on PFAS is absent.

Risky category by default

Knix Intimates & Sleepwear Knix Revolution Adjustable Pullover Bra

Knix

Intimates & Sleepwear Knix Revolution Adjustable Pullover Bra

nylon, elastane, polyester blend with no disclosed coating

D
D · Elevated

Lower-concern basics; no PFAS red flags, but brand discloses nothing about chemical treatments.

Risky category by default

Panache Women's Boundless Wireless Sports Bra

Panache

Women's Boundless Wireless Sports Bra

Nylon, elastane blend (stretch synthetic)

D
D · Elevated

Lower-concern sports bra; no known PFAS risk, but brand discloses nothing.

Risky category by default

Panache 5021 Convertible Underwire Sports Bra 5021

Panache

5021 Convertible Underwire Sports Bra 5021

Nylon, polyester, spandex blend (standard underwire sports bra construction)

D
D · Elevated

Lower concern; standard athletic bra with no known PFAS-prone treatments, but brand silence on practices limits certainty.

Risky category by default

Panache 5021 Power Wired Sports Bra

Panache

5021 Power Wired Sports Bra

Nylon, spandex, polyester blend (underwire bra)

D
D · Elevated

Lower PFAS concern; standard sports bra materials rarely require PFAS treatments.

Risky category by default

Panache Women's Non Wired Sports Bra

Panache

Women's Non Wired Sports Bra

Nylon/polyester blend with elastane, uncoated

D
D · Elevated

Lower PFAS concern; basic sports bra with no obvious Teflon-family coating triggers, but brand transparency is absent.

Risky category by default

Panache Sports Bra Womens Digital Stripe

Panache

Sports Bra Womens Digital Stripe

Nylon, elastane, polyester blend (standard athletic textile)

D
D · Elevated

Lower PFAS concern for standard sports bra, no water-repellent coating or stain treatment implied.

Risky category by default

Panache Endurance Underwire Sports Bra 5022

Panache

Endurance Underwire Sports Bra 5022

Polyamide (nylon) and elastane blend

D
D · Elevated

Lower PFAS concern for a basic athletic bra; no special coatings disclosed, but lack of transparency limits certainty.

Risky category by default

Panache Underwire Sports Bra Womens

Panache

Underwire Sports Bra Womens

Polyamide/nylon, elastane/spandex blend with underwire support

D
D · Elevated

Lower concern; standard sports bra with no known PFAS triggers, but brand offers no transparency.

Risky category by default

Panache Women's Endurance Sports Bra Berry

Panache

Women's Endurance Sports Bra Berry

Nylon, elastane (spandex), polyester blend

D
D · Elevated

Lower concern for typical sports bra; no PFAS triggers identified, but brand discloses nothing.

Risky category by default

Freya Women's Sonic Underwire Sports Bra

Freya

Women's Sonic Underwire Sports Bra

Nylon, elastane, polyester blend (typical sports bra construction)

D
D · Elevated

Lower PFAS concern for base fabrics, but no brand transparency on any specialty treatments applied.

Risky category by default

Freya Women's Dynamic Sports Bra

Freya

Women's Dynamic Sports Bra

nylon/polyester blend with elastane (spandex)

D
D · Elevated

Lower concern, standard sports bra with no known PFAS triggers, but brand offers no transparency.

Risky category by default

Freya Sonic Viper Moulded Sports Bra

Freya

Sonic Viper Moulded Sports Bra

Nylon, elastane (spandex), polyester

D
D · Elevated

Lower concern for typical sports bra construction, but no transparency from Freya on PFAS treatment claims.

Risky category by default

Freya Dynamic Jet Soft Cup Crop Top Sports Bra

Freya

Dynamic Jet Soft Cup Crop Top Sports Bra

Nylon, spandex, cotton blend (typical sports bra construction)

D
D · Elevated

Lower PFAS concern for baseline fabric; no water-repellent coating/stain treatment evident, but brand transparency lacking.

Risky category by default

Freya Dynamic Viper Soft Cup Crop Top Sports Bra

Freya

Dynamic Viper Soft Cup Crop Top Sports Bra

Nylon, elastane (spandex), polyamide blend

D
D · Elevated

Lower concern, conventional sports bra with no known PFAS-prone finishes, but brand offers no transparency.

Risky category by default

Freya Dynamic White Soft Cup Crop Top Sports Bra

Freya

Dynamic White Soft Cup Crop Top Sports Bra

Nylon/polyester blend with elastane (spandex)

D
D · Elevated

Lower concern for typical sports bra, but Freya offers no PFAS transparency.

Risky category by default

Freya Women's High Octane Underwire Sports Bra

Freya

Women's High Octane Underwire Sports Bra

nylon/polyester blend with elastane

D
D · Elevated

Lower-concern apparel choice, but Freya offers no PFAS transparency.

Risky category by default

Freya High-octane Midnight Leopard Underwire Sports Bra

Freya

High-octane Midnight Leopard Underwire Sports Bra

nylon/polyester blend with elastic, metal underwire

D
D · Elevated

Lower concern; standard sports bra with no known PFAS triggers, but Freya makes no public PFAS commitments.

Risky category by default

SHEFIT Ultimate Sports Bra

Shefit

Ultimate Sports Bra

Nylon/polyester blend with elastane

D
D · Elevated

Lower-concern sports bra; no water-repellent coating or specialty coatings reported, but brand provides no PFAS disclosure.

Risky category by default

SHEFIT Women's Flex Sports Bra

Shefit

Women's Flex Sports Bra

Nylon, spandex blend; no disclosed coatings or treatments

D
D · Elevated

Lower concern for PFAS; standard athletic fabric with no obvious water-repellent coating or water-resistant treatment disclosed.

Risky category by default

SHEFIT Emerge Sports Bra

Shefit

Emerge Sports Bra

Nylon, spandex, polyester blend

D
D · Elevated

Lower concern; standard sports bra with no water-repellent coating or stain treatments flagged, but brand offers no PFAS transparency.

Risky category by default

SHEFIT Flex Sports Bra

Shefit

Flex Sports Bra

nylon and spandex blend (elastic base)

D
D · Elevated

Lower concern for PFAS; no water-resistant treatment disclosed, but brand provides no transparency.

Risky category by default

SHEFIT Low Impact Sports Bra

Shefit

Low Impact Sports Bra

Nylon, polyester, elastane blend (typical sports bra construction)

D
D · Elevated

Lower-concern choice; no water-repellent coating typical of athletic bras, but brand offers no PFAS transparency.

Risky category by default

SHEFIT Emerge Sports Bra - Bold Navy - Medium

Shefit

Emerge Sports Bra - Bold Navy - Medium

Nylon/polyester blend with elastane

D
D · Elevated

Lower-concern baseline sportswear; no PFAS triggers identified, but brand offers no transparency.

Risky category by default

SHEFIT Emerge Sports Bra - Steady Grey - Large

Shefit

Emerge Sports Bra - Steady Grey - Large

Nylon and spandex blend, stretch synthetic fabrics

D
D · Elevated

Lower concern; typical sports bra with no known PFAS-prone treatment, but brand offers no transparency.

Risky category by default

SHEFIT Exhilarate Sports Bra

Shefit

Exhilarate Sports Bra

Nylon, spandex, polyester blend

D
D · Elevated

Lower concern, standard athletic bra with no known PFAS use, but brand offers no transparency.

Risky category by default

Aerie Real Me Xtra Classic Sports Bra

Aerie

Real Me Xtra Classic Sports Bra

nylon/polyester blend with elastane

D
D · Elevated

Lower PFAS concern; standard sports bra without water-resistant or stain-resistant claims.

Risky category by default

Aerie Real Me Low Key Longline Sports Bra

Aerie

Real Me Low Key Longline Sports Bra

nylon/polyester blend with standard elastic

D
D · Elevated

Lower concern; basic sports bra with no known PFAS triggers, but no brand transparency on treatments.

Risky category by default

Aerie Real Me Hold Up! Racerback Sports Bra

Aerie

Real Me Hold Up! Racerback Sports Bra

nylon, spandex blend (standard athletic knit)

D
D · Elevated

Lower PFAS concern, standard sports bra with no known water-repellent coating, but brand offers no transparency.

Risky category by default

Aerie Real Me Xtra Hold Up! Strappy Sports Bra

Aerie

Real Me Xtra Hold Up! Strappy Sports Bra

nylon, spandex, polyester blend

D
D · Elevated

Lower concern, standard athletic bra without water-repellent coating or stain-resistance claims, but Aerie makes no PFAS disclosures.

Risky category by default

Aerie Real Me Xtra Hold Up! Push Up Sports Bra

Aerie

Real Me Xtra Hold Up! Push Up Sports Bra

nylon/spandex blend with likely elastane for stretch

D
D · Elevated

Lower PFAS concern; typical sports bra without water-repellent finish, but no brand transparency.

Risky category by default

Aerie Real Me Xtra High Neck Longline Sports Bra

Aerie

Real Me Xtra High Neck Longline Sports Bra

nylon/spandex blend, no known Teflon-family coating

D
D · Elevated

Lower PFAS concern; standard athletic bra without water-repellent treatment.

Risky category by default

OFFLINE By Aerie Real Me XTRA Classic Sports Bra

Aerie

OFFLINE By Aerie Real Me XTRA Classic Sports Bra

nylon/polyester blend (likely uncoated or standard finish)

D
D · Elevated

Lower PFAS concern, basic sports bra with no water-resistant treatment marketed.

Risky category by default

Aerie Real Me Xtra Strappy Longline Sports Bra

Aerie

Real Me Xtra Strappy Longline Sports Bra

Nylon/polyester blend, likely standard treatment

D
D · Elevated

Lower concern sports bra; standard athletic fabric with no known PFAS red flags, but brand discloses nothing.

Risky category by default

Elomi Women's Energise Sports Bra Underwire

Elomi

Women's Energise Sports Bra Underwire

Nylon, elastane, polyester blend with underwire support

D
D · Elevated

Lower PFAS concern; standard sports bra without water-resistant or stain-resistant finishes typical of PFAS use.

Risky category by default

Elomi Women's Energise High Impact Underwire Sports Bra with J-Hook

Elomi

Women's Energise High Impact Underwire Sports Bra with J-Hook

nylon, spandex, polyester blend (elastic/supportive apparel)

D
D · Elevated

Lower PFAS concern; standard sports bra without obvious water/stain treatment, but no public PFAS disclosure.

Risky category by default

Elomi Energise Navy Sports Bra - Size: 42/I

Elomi

Energise Navy Sports Bra - Size: 42/I

Nylon/polyamide blend with elastane (spandex); no waterproofing coating disclosed

D
D · Elevated

Lower PFAS concern; standard sports bra with no waterproof treatment, though Elomi provides no transparency on manufacturing.

Risky category by default

Elomi Women's Energise High Impact Underwire Sports Bra

Elomi

Women's Energise High Impact Underwire Sports Bra

nylon, polyester, elastane, underwire (likely steel)

D
D · Elevated

Lower concern; standard sports bra with no known PFAS risk factors, but no brand transparency.

Risky category by default

Elomi #8041 Energise Sports Bra

Elomi

#8041 Energise Sports Bra

Nylon, spandex blend with standard elastane

D
D · Elevated

Lower concern, standard sports bra with no known water-resistant finishes or PFAS-prone coatings.

Risky category by default

Elomi Energise Sports Bra (Solids) 38N US / 38JJ UK / NUDE

Elomi

Energise Sports Bra (Solids) 38N US / 38JJ UK / NUDE

elastane blend, nylon, foam cup

D
D · Elevated

Lower PFAS concern; standard sports bra without water-resistant or stain-guard treatments.

Risky category by default

Elomi Energise Underwire Sports Bra

Elomi

Energise Underwire Sports Bra

nylon, spandex, polyester blend with underwire

D
D · Elevated

Lower concern; standard sports bra with no known PFAS-treatment triggers, but brand transparency is absent.

Risky category by default

Underworks Women's Firm Compression Racerback Chest Binder and Minimizer Top

Underworks

Women's Firm Compression Racerback Chest Binder and Minimizer Top

nylon/elastane blend (spandex compression fabric)

D
D · Elevated

Lower PFAS concern; standard compression garment with no known treatment triggers, but no brand transparency.

Risky category by default

Underworks Extreme MagiCotton Sports and Binding Bra Women's

Underworks

Extreme MagiCotton Sports and Binding Bra Women's

Cotton blend (MagiCotton, proprietary cotton-polyester blend); no Teflon-family coating or specialty coating disclosed

D
D · Elevated

Lower PFAS concern; no Teflon-family coating tech or water-resistant treatment mentioned, but no third-party verification.

Risky category by default

Underworks Women's Arthritis Hook and Loop Front Closure Sleep and Leisure Bra

Underworks

Women's Arthritis Hook and Loop Front Closure Sleep and Leisure Bra

Cotton/elastane blend with hook-and-loop fasteners

D
D · Elevated

Lower concern; typical soft-goods bra without known PFAS triggers, but no explicit brand commitment.

Risky category by default

Underworks Women's Cotton Sleep and Leisure Bra

Underworks

Women's Cotton Sleep and Leisure Bra

100% cotton

D
D · Elevated

Lower concern, basic cotton sleep bra with no water/stain treatments typical of category risk.

Risky category by default

Underworks Adjustable Soreness Therapy Bra with Pockets

Underworks

Adjustable Soreness Therapy Bra with Pockets

Nylon/spandex blend fabric, no specialty coatings disclosed

D
D · Elevated

Lower PFAS concern, standard athletic bra with no water-repellent or stain-resistant claims typical of PFAS use.

Risky category by default

Underworks Arthritis Hook and Loop Front Closure Sleep and Leisure Bra Women's

Underworks

Arthritis Hook and Loop Front Closure Sleep and Leisure Bra Women's

Cotton/polyester blend with hook-and-loop fasteners

D
D · Elevated

Lower-concern basic apparel; no known PFAS trigger, but brand offers no transparency.

Risky category by default

Underworks Sports Bra Hot Sale

Underworks

Sports Bra Hot Sale

Nylon/polyester blend (typical sports bra construction)

D
D · Elevated

Lower concern; typical athletic wear with no known PFAS triggers, but no brand transparency.

Risky category by default

Underworks Extreme MagiCotton Sports Bra

Underworks

Extreme MagiCotton Sports Bra

Cotton blend (MagiCotton marketing term for standard cotton)

D
D · Elevated

Lower PFAS concern, basic cotton sports bra with no water-resistant finish disclosed, but no transparency from brand.

Risky category by default

Oiselle Women's Classic Sports Bra

Oiselle

Women's Classic Sports Bra

nylon/spandex blend with standard textile construction

D
D · Elevated

Lower concern for typical sports bra; no waterproofing or stain treatment triggers suggest minimal PFAS risk.

Risky category by default

Oiselle Women's Flyout Bra

Oiselle

Women's Flyout Bra

nylon/spandex blend, no water-resistant treatment disclosed

D
D · Elevated

Lower concern, basic athletic bra without water-repellent finish, but brand discloses nothing about PFAS.

Risky category by default

Oiselle Open Lane Bra Women's

Oiselle

Open Lane Bra Women's

nylon, spandex (elastic blend)

D
D · Elevated

Lower concern, athletic bra with standard synthetic blend, no PFAS-prone treatments typical of category.

Risky category by default

Race Day Bra

Oiselle

Race Day Bra

nylon/polyester blend athletic bra fabric

D
D · Elevated

Lower concern. Athletic bra with no known water-repellent coating or specialty coatings; typical sports apparel risk profile.

Risky category by default

Oiselle Women's Flyout Sports Bra with Pocket

Oiselle

Women's Flyout Sports Bra with Pocket

nylon/polyester knit with minimal finish

D
D · Elevated

Lower PFAS concern for a basic athletic bra; no water-repellent coating apparent, but verify with brand if water-resistance claimed.

Risky category by default

Oiselle Women's Boom Bra

Oiselle

Women's Boom Bra

nylon/spandex blend (typical sports bra)

D
D · Elevated

Lower concern for typical activewear; no known water-repellent coating treatment applied.

Risky category by default

Oiselle Women's Squared Up Bra

Oiselle

Women's Squared Up Bra

nylon/spandex blend (athletic bra)

D
D · Elevated

Lower concern; standard athletic bra unlikely to contain PFAS, but brand offers no transparency.

Risky category by default

Oiselle Women's Queen Bra

Oiselle

Women's Queen Bra

nylon/spandex blend (athletic bra fabric)

D
D · Elevated

Lower-concern baseline athletic wear; no known PFAS triggers, but Oiselle makes no public PFAS disclosure.

Risky category by default

Patagonia Women’s Sports Bra, 3 Pack

Patagonia

Women’s Sports Bra, 3 Pack

Nylon and spandex blend (stretch athletic fabric)

D
D · Elevated

Lower concern for typical sports bra fabric, but Patagonia makes no public PFAS commitment.

Risky category by default

Patagonia Women's Maipo Mid Impact Bra

Patagonia

Women's Maipo Mid Impact Bra

nylon/elastane blend, no water-repellent finish

D
D · Elevated

Lower PFAS concern, a standard sports bra without water-repellent coating treatment.

Risky category by default

Patagonia Women's Shadowlite Mid-Impact Adjustable Sports Bra

Patagonia

Women's Shadowlite Mid-Impact Adjustable Sports Bra

nylon, spandex blend with standard elastic

D
D · Elevated

Lower concern, basic sports bra without water-resistant or stain-resistant finishes typical of PFAS use.

Risky category by default

Patagonia Women's Live Simply Low Impact Sports Bra

Patagonia

Women's Live Simply Low Impact Sports Bra

Nylon blend with Lycra (no water-repellent finish disclosed)

D
D · Elevated

Lower PFAS concern for a basic sports bra, but Patagonia offers no transparency on water-repellent coating treatments.

Risky category by default

Patagonia Women's Shadowlite High-Impact Adjustable Sports Bra

Patagonia

Women's Shadowlite High-Impact Adjustable Sports Bra

Nylon blend elastic, polyester/nylon shell, synthetic blends

D
D · Elevated

Lower PFAS concern for core fabric; no water-repellent coating treatment typical for high-impact sports bras, but no public commitment from Patagonia on PFAS.

Risky category by default

Patagonia Women's Maipo Low-Impact Adjustable Sports Bra

Patagonia

Women's Maipo Low-Impact Adjustable Sports Bra

Nylon/spandex blend (no water-repellent coating disclosed)

D
D · Elevated

Lower-concern sports bra; no water-repellent coating treatment disclosed, but Patagonia provides no PFAS transparency.

Risky category by default

Patagonia Women's Active Mesh Bra

Patagonia

Women's Active Mesh Bra

Nylon mesh, elastane blend

D
D · Elevated

Lower PFAS concern for a basic athletic mesh bra; no water-repellent coating or stain treatments typical of this category.

Risky category by default

Patagonia Women's Switchback Sports Bra

Patagonia

Women's Switchback Sports Bra

Nylon/spandex blend (athletic knit)

D
D · Elevated

Lower concern for typical athletic apparel; no water-repellent coating treatment signals mean reduced PFAS risk vs.

Risky category by default

adidas Women's Techfit Bra

Adidas

Women's Techfit Bra

nylon/polyester blend, elastane

D
D · Elevated

Lower PFAS concern, but Adidas has not transparently addressed PFAS use in sportswear.

Risky category by default

adidas Women's TECHFIT Medium Support Bra

Adidas

Women's TECHFIT Medium Support Bra

Nylon/polyester blend with elastane; no water-repellent coating disclosed

D
D · Elevated

Lower concern; standard athletic bra without performance coatings that typically introduce PFAS.

Risky category by default

adidas Women's Ultimate Bra

Adidas

Women's Ultimate Bra

Nylon/polyester blend with spandex

D
D · Elevated

Lower concern, standard athletic bra without water-repellent or stain-resistant treatments.

Risky category by default

adidas Women's Optime Workout 3-Stripes Medium Support Bra

Adidas

Women's Optime Workout 3-Stripes Medium Support Bra

nylon, spandex, polyester blend

D
D · Elevated

Lower PFAS concern for a basic athletic bra; no water-repellent coating disclosed.

Risky category by default

adidas Women's TECHFIT Workout Color Block Medium Support Bra

Adidas

Women's TECHFIT Workout Color Block Medium Support Bra

Polyester/nylon blend, no waterproof or stain-resist treatment specified

D
D · Elevated

Lower PFAS concern; standard athletic bra without specialty coatings.

Risky category by default

adidas Women's Optime Workout Medium Support Bra

Adidas

Women's Optime Workout Medium Support Bra

nylon, polyester, spandex blend

D
D · Elevated

Lower concern; standard sports bra without water-resistance or performance coatings that typically contain PFAS.

Risky category by default

adidas Women's Optime Workout High Support Bra

Adidas

Women's Optime Workout High Support Bra

nylon, spandex blend (no water-repellent coating/water-resistant finish disclosed)

D
D · Elevated

Lower PFAS concern, standard athletic bra with no disclosed water-resistant treatment.

Risky category by default

adidas Women's Workout Essentials Light-Support Knit Bra

Adidas

Women's Workout Essentials Light-Support Knit Bra

Knit polyester/nylon blend (presumed untreated)

D
D · Elevated

Lower-concern option; standard sports bra with no known PFAS triggers, though Adidas has not publicly committed to PFAS-free practices.

Risky category by default

Sweaty Betty Women's Stamina Seamless Sports Bra

Sweaty Betty

Women's Stamina Seamless Sports Bra

nylon/elastane blend, no known water-repellent coating

D
D · Elevated

Lower concern; no water-repellent coating treatment typical for standard sports bras.

Risky category by default

Sweaty Betty Stamina Seamless Sports Bra

Sweaty Betty

Stamina Seamless Sports Bra

nylon/elastane blend, no documented PFAS-containing treatments

D
D · Elevated

Lower concern; basic sportswear with no waterproof claims.

Risky category by default

KNOTWTR Sports Bra

Knot Sisters

KNOTWTR Sports Bra

nylon/polyester blend with elastic

D
D · Elevated

Lower concern; no water-repellent coating treatment typical for sports bras.

Risky category by default

Ryderwear Women's NKD Knot Sports Bra

Knot Sisters

Ryderwear Women's NKD Knot Sports Bra

nylon/elastane blend, no water-repellent coating noted

D
D · Elevated

Lower concern; basic stretch athletic fabric with no known PFAS triggers.

Risky category by default

Knot Your Problem Sports Bra

Knot Sisters

Knot Your Problem Sports Bra

nylon/spandex blend

D
D · Elevated

Lower concern; standard athletic bra without known PFAS treatment.

Risky category by default

knotWTR Women's Sports Bra

Knot Sisters

knotWTR Women's Sports Bra

polyester/nylon blend athletic fabric

D
D · Elevated

No evidence of PFAS treatment; lower concern for basic sports bra.

Risky category by default

Kindly Yours Women's Seamless X-Back Bralette

Kindly

Yours Women's Seamless X-Back Bralette

nylon/spandex blend (seamless knit)

D
D · Elevated

Basic seamless bra; no PFAS signals, but brand silent on sourcing.

Risky category by default

Diana Sublime Sports Bra | Black - Regular (B-D) / 1X - Kindred Bravely

Kindly

Diana Sublime Sports Bra | Black - Regular (B-D) / 1X - Kindred Bravely

nylon/elastane blend, no disclosed coating

D
D · Elevated

Lower concern; uncoated stretch fabric unlikely to contain PFAS.

Risky category by default

Kindred Bravely Sublime Nursing Sports Bra - Fits Sizes 30B-40D in Ombre Storm at Nordstrom, Size 1X

Kindly

Kindred Bravely Sublime Nursing Sports Bra - Fits Sizes 30B-40D in Ombre Storm at Nordstrom, Size 1X

nylon/spandex blend stretch fabric

D
D · Elevated

Lower concern; no water-resistance claims suggest minimal PFAS treatment.

Risky category by default

Kindly Yours Women's Wire-Free Rib Lounge Bra

Kindly

Yours Women's Wire-Free Rib Lounge Bra

Nylon, polyester, elastane blend; wire-free construction

D
D · Elevated

Lower concern. No waterproof/stain treatment typical in wire-free lounge bra.

Risky category by default

Enell Women's High Impact Sports Bra

Enell

Women's High Impact Sports Bra

nylon, spandex, cotton blend

D
D · Elevated

Sports bra fabric unlikely PFAS source; brand silent on treatment.

Risky category by default

ENELL LITE Everyday Bra Ecru / 3 | Sports Bras For C-Cup and Above | Enell Sports Bras | Sport, Racer, and Everyday Styles

Enell

LITE Everyday Bra Ecru / 3 | Sports Bras For C-Cup and Above | Enell Sports Bras | Sport, Racer, and Everyday Styles

Nylon, spandex, elastane blend (typical athletic bra construction)

D
D · Elevated

Lower concern; typical athletic bra.

Risky category by default

Enell Women's Lite Sports Bra

Enell

Women's Lite Sports Bra

nylon/spandex blend with encapsulation technology

D
D · Elevated

Likely lower concern; no known PFAS use in standard sports bra construction.

Risky category by default

ENELL SPORT High Impact Bra Pumpkin Spice / 5 | Sports Bras For C-Cup and Above | Enell Sports Bras | Sport, Racer, and Everyday Styles

Enell

SPORT High Impact Bra Pumpkin Spice / 5 | Sports Bras For C-Cup and Above | Enell Sports Bras | Sport, Racer, and Everyday Styles

Nylon, spandex, elastic blend

D
D · Elevated

Lower concern; no water-resistance treatment typical for supportive bra.

Risky category by default

Shock Absorber Women's Ultimate Run Sports Bra

Shock Absorber

Women's Ultimate Run Sports Bra

polyester/nylon blend with elastane

D
D · Elevated

Lower concern; no PFAS risk signals detected in standard sports bra.

Risky category by default

Shock Absorber D+ Classic Support Sports Bra

Shock Absorber

D+ Classic Support Sports Bra

Polyester, nylon, elastane blend

D
D · Elevated

Lower concern. Textile blend typical for sports bras, no water-repellent coating treatment noted.

Risky category by default

Shock Absorber Women's Active Multi Sports Support Bra

Shock Absorber

Women's Active Multi Sports Support Bra

polyamide/nylon fabric, elastane blend

D
D · Elevated

Lower concern; typical sports bra without waterproofing treatment.

Risky category by default

Marks & Spencer Non Wired Sports First Bra

Marks & Spencer

Non Wired Sports First Bra

polyamide, elastane blend

D
F
PFASAll
D · Elevated4 flags

Lower concern. Typical sports bra with no known PFAS triggers.

Risky category by default

Marks & Spencer Reversible Seamless Sports Bra

Marks & Spencer

Reversible Seamless Sports Bra

Nylon blend with elastane, seamless construction

D
F
PFASAll
D · Elevated4 flags

Lower concern. Seamless sports bra uses standard athletic textiles.

Risky category by default

Nike Women's Dri-FIT Padded Sports Bra

Nike

Women's Dri-FIT Padded Sports Bra

nylon/polyester blend with Dri-FIT moisture-wicking treatment

F
F · High PFAS

Skip until Nike discloses water-repellent coating chemistry, Dri-FIT's water-repellent finish often relies on PFAS.

Waterproof or stain-proof treatment

Brooks Dare Underwire Run Bra Women's

Brooks

Dare Underwire Run Bra Women's

Nylon/spandex blend with moisture-wicking water-repellent coating finish

F
F · High PFAS

Moderate concern due to likely water-repellent coating treatment; no transparency from Brooks on PFAS use.

Waterproof or stain-proof treatment

Knix Longevity Sports Bra

Knix

Longevity Sports Bra

Nylon blend with moisture-wicking treatment (water-repellent coating finish likely)

F
F · High PFAS

Skip until brand discloses PFAS status, sports bra's water-resistant finish is a PFAS red flag.

Waterproof or stain-proof treatment

Knix Catalyst Sports Bra

Knix

Catalyst Sports Bra

Nylon/polyester blend with moisture-wicking treatment

F
F · High PFAS

Skip until Knix clarifies waterproof treatment chemistry.

Waterproof or stain-proof treatment

Knix Engage Medium Impact Sports Bra

Knix

Engage Medium Impact Sports Bra

Nylon/polyester blend with undisclosed water-resistant treatment

F
F · High PFAS

Moderate concern, sports bra likely has water-repellent coating finish, but Knix discloses nothing about PFAS use or alternatives.

Waterproof or stain-proof treatment

Elomi Women's Energise Underwired Sports Bra

Elomi

Women's Energise Underwired Sports Bra

Nylon/polyester blend with moisture-wicking finish; elastic trim

F
F · High PFAS

Moderate PFAS risk; moisture-wicking sports bra likely treated with water-repellent coating, but brand discloses nothing.

Waterproof or stain-proof treatment

Sweaty Betty Power High Impact Sports Bra

Sweaty Betty

Power High Impact Sports Bra

nylon/polyester blend with likely water-repellent coating finish

F
F · High PFAS

High-impact sports bra likely treated with water-repellent coating; brand silent on PFAS.

Waterproof or stain-proof treatment

Sweaty Betty Women's Power Medium Impact Sports Bra

Sweaty Betty

Women's Power Medium Impact Sports Bra

polyamide/nylon blend with water-repellent coating finish

F
F · High PFAS

Silent on PFAS; typical water-repellent coating sport bra carries moderate concern.

Waterproof or stain-proof treatment

Shock Absorber Active Multi Women's Sports Bra

Shock Absorber

Active Multi Women's Sports Bra

Nylon/polyester blend with moisture-wicking treatment

F
F · High PFAS

Unknown water-repellent coating treatment status; limited brand transparency on PFAS.

Waterproof or stain-proof treatment

Marks & Spencer Ultimate Support Non Wired Sports First Bra

Marks & Spencer

Ultimate Support Non Wired Sports First Bra

Polyamide, elastane with likely water-repellent coating treatment

F
F
PFASAll
F · High PFAS3 flags

Moderate concern due to water-repellent coating finish; M&S disclosure unclear

Waterproof or stain-proof treatment

Marks & Spencer Flexifit Medium Support Sports Bra

Marks & Spencer

Flexifit Medium Support Sports Bra

Polyester/elastane blend with water-repellent coating treatment

F
F
PFASAll
F · High PFAS5 flags

Sports bra likely treated with water-repellent coating; Marks & Spencer silent on PFAS composition.

Waterproof or stain-proof treatment

Marks & Spencer Second Skin Gel Sports Bra

Marks & Spencer

Second Skin Gel Sports Bra

nylon elastane blend with moisture-wicking gel coating

F
F
PFASAll
F · High PFAS2 flags

Skip until M&S discloses gel coating composition and water treatment.

Waterproof or stain-proof treatment

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