F

Is Mountain Hardwear PFAS-free?

Across 30 graded products, Mountain Hardwear averages F (20/100). On disclosure, the brand says nothing publicly about PFAS. None of its products grade C or better yet. Grades are model-based estimates, not lab results.

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

Mountain Hardwear Women's Bishop Pass Sleeping Bag

Mountain Hardwear

Women's Bishop Pass Sleeping Bag

Polyester shell with water-repellent coating (water-repellent coating) finish

F
F · High PFAS

Skip until Mountain Hardwear discloses water-repellent coating chemistry or commits to PFAS-free treatment.

Waterproof or stain-proof treatment

Mountain Hardwear Lamina Sleeping Bag

Mountain Hardwear

Lamina Sleeping Bag

Nylon taffeta with water-repellent coating treatment

F
F · High PFAS

Skip until durability-water-repellent treatment is disclosed, typical water-repellent coating coatings often use PFAS.

Waterproof or stain-proof treatment

Mountain Hardwear Bishop Pass Sleeping Bag

Mountain Hardwear

Bishop Pass Sleeping Bag

Nylon ripstop shell with water-repellent coating water-repellent finish; synthetic insulation

F
F · High PFAS

Silent on PFAS; typical water-repellent coating sleeping bags often use fluorocarbon treatments, verify with retailer or contact brand.

Waterproof or stain-proof treatment

Mountain Hardwear Lamina 30F/-1C Sleeping Bag

Mountain Hardwear

Lamina 30F/-1C Sleeping Bag

synthetic shell (nylon/polyester) with water-repellent coating treatment; down insulation

F
F · High PFAS

Typical outdoor sleeping bag with likely PFAS-based water-repellent coating; no brand transparency.

Waterproof or stain-proof treatment

Mountain Hardwear Phantom Sleeping Bag

Mountain Hardwear

Phantom Sleeping Bag

Nylon shell with water-repellent coating finish; polyester insulation

F
F · High PFAS

Silent on PFAS; typical sleeping bag water-repellent coating coatings often contain fluorochemicals, contact Mountain Hardwear or choose verified PFAS-free alternatives.

Waterproof or stain-proof treatment

Mountain Hardwear Alamere Sleeping Bag

Mountain Hardwear

Alamere Sleeping Bag

Polyester shell with water-repellent coating (type unspecified)

F
F · High PFAS

Skip until brand confirms water-repellent coating chemistry or seek alternative with transparent PFAS disclosure.

Waterproof or stain-proof treatment

Mountain Hardwear Bishop Pass Windstopper Sleeping Bag

Mountain Hardwear

Bishop Pass Windstopper Sleeping Bag

Nylon shell with Windstopper windproof membrane

F
F · High PFAS

Moderate PFAS risk due to waterproof treatment; silent brand disclosure is a red flag.

Waterproof or stain-proof treatment

Mountain Hardwear Specter Sleeping Bag

Mountain Hardwear

Specter Sleeping Bag

Nylon shell with water-repellent coating water-repellent treatment; synthetic insulation

F
F · High PFAS

PFAS risk unclear, popular sleeping bag lacks disclosure on water-repellent coating chemistry; skip if PFAS avoidance is priority.

Waterproof or stain-proof treatment

Mountain Hardwear Men's Threshold Rain Jacket - M - Green

Mountain Hardwear

Men's Threshold Rain Jacket - M - Green

Nylon/polyester with water-repellent coating (water-repellent coating) coating

F
F · High PFAS

Skip until brand discloses water-repellent coating chemistry or switches to PFAS-free alternatives.

Waterproof or stain-proof treatment

Mountain Hardwear Men's Threshold Jacket

Mountain Hardwear

Men's Threshold Jacket

Synthetic shell with water-repellent coating finish; likely polyester or nylon

F
F · High PFAS

Skip until Mountain Hardwear discloses water-repellent coating chemistry or switches to PFAS-free alternatives.

Waterproof or stain-proof treatment

Mountain Hardwear Men's Dry Times Hooded Rain Jacket

Mountain Hardwear

Men's Dry Times Hooded Rain Jacket

nylon with water-repellent coating (water-repellent coating) treatment

F
F · High PFAS

Skip until Mountain Hardwear discloses water-repellent coating chemistry or commits to PFAS-free.

Waterproof or stain-proof treatment

Mountain Hardwear Women's Stretch Ozonic Jacket

Mountain Hardwear

Women's Stretch Ozonic Jacket

Nylon shell with water-repellent coating (water-repellent coating) finish

F
F · High PFAS

Moderate concern: waterproof apparel with water-repellent coating treatment; brand discloses no PFAS status.

Waterproof or stain-proof treatment

Mountain Hardwear Men's Stretch Ozonic Jacket

Mountain Hardwear

Men's Stretch Ozonic Jacket

Synthetic blend with water-repellent coating (water-repellent coating) treatment

F
F · High PFAS

Skip or contact brand directly, waterproof outerwear typically uses PFAS, but Mountain Hardwear makes no public disclosure.

Waterproof or stain-proof treatment

Mountain Hardwear Women's Dry Times Hooded Jacket

Mountain Hardwear

Women's Dry Times Hooded Jacket

Nylon with water-repellent coating (water-repellent coating) treatment

F
F · High PFAS

Skip or request PFAS-free verification; standard water-repellent coating treatments on outdoor apparel commonly contain PFAS, and Mountain Hardwear has not disclosed.

Waterproof or stain-proof treatment

Mountain Hardwear Men's Firefall Jacket

Mountain Hardwear

Men's Firefall Jacket

Nylon/polyester shell with water-repellent coating (water-repellent coating) finish

F
F · High PFAS

High uncertainty, typical water-repellent coating outdoor jacket likely uses legacy PFAS, but Mountain Hardwear does not disclose treatment.

Waterproof or stain-proof treatment

Mountain Hardwear Men's Threshold Pants

Mountain Hardwear

Men's Threshold Pants

nylon/polyester blend with water-repellent coating finish

F
F · High PFAS

water-repellent coating-treated outdoor pants, likely PFAS-treated, but Mountain Hardwear discloses nothing; higher-risk category absent transparency.

Waterproof or stain-proof treatment

Mountain Hardwear Women's Stretch Ozonic Rain Pants

Mountain Hardwear

Women's Stretch Ozonic Rain Pants

nylon with water-repellent coating water-repellent treatment (Teflon-type coating-based likely)

F
F · High PFAS

Likely contains PFAS-based water-repellent coating; no transparency from Mountain Hardwear, skip if PFAS-sensitive.

Waterproof or stain-proof treatment

Mountain Hardwear Women's Stretch Ozonic Pants

Mountain Hardwear

Women's Stretch Ozonic Pants

nylon/polyester blend with water-repellent coating treatment

F
F · High PFAS

Skip until Mountain Hardwear discloses or commits to PFAS-free water-repellent coating.

Waterproof or stain-proof treatment

Mountain Hardwear Men's Stretch Ozonic Pants

Mountain Hardwear

Men's Stretch Ozonic Pants

Nylon blend with water-repellent coating (water-repellent coating) finish

F
F · High PFAS

Moderate PFAS risk from water-repellent coating treatment; Mountain Hardwear does not disclose chemistry.

Waterproof or stain-proof treatment

Mountain Hardwear Men's Stretch Ozonic Rain Pants

Mountain Hardwear

Men's Stretch Ozonic Rain Pants

nylon/polyester blend with water-repellent coating water-repellent finish

F
F · High PFAS

Skip until Mountain Hardwear discloses water-repellent coating chemistry or switches to PFAS-free alternatives.

Waterproof or stain-proof treatment

Mountain Hardwear Women's Threshold Rain Pants

Mountain Hardwear

Women's Threshold Rain Pants

Nylon shell with water-repellent coating water-repellent finish

F
F · High PFAS

Skip or contact brand directly, typical rain gear carries PFAS risk with no transparency.

Waterproof or stain-proof treatment

Mountain Hardwear Men's Stryder Pants

Mountain Hardwear

Men's Stryder Pants

Nylon blend with water-repellent coating water-repellent finish

F
F · High PFAS

Skip until Mountain Hardwear discloses water-repellent coating chemistry or certifies PFAS-free.

Waterproof or stain-proof treatment

Mountain Hardwear Men's Sky Ridge Gore-Tex Pant

Mountain Hardwear

Men's Sky Ridge Gore-Tex Pant

Gore-Tex (Teflon-type coating-based membrane) with water-repellent coating treatment

F
F · High PFAS

High PFAS risk due to Gore-Tex membrane and water-repellent coating finish; no brand disclosure of PFAS status.

Waterproof or stain-proof treatment

Mountain Hardwear Field Day Backpack

Mountain Hardwear

Field Day Backpack

Nylon ripstop with water-repellent coating (type unspecified)

F
F · High PFAS

Typical outdoor pack with unspecified water-repellent coating, PFAS risk unclear without brand disclosure.

Waterproof or stain-proof treatment

Mountain Hardwear Multi-Pitch 30 Backpack

Mountain Hardwear

Multi-Pitch 30 Backpack

Nylon with water-repellent coating (water-repellent coating) treatment

F
F · High PFAS

Backpack likely treated with water-repellent coating; PFAS status unclear due to no disclosure from Mountain Hardwear.

Waterproof or stain-proof treatment

Mountain Hardwear Lickety Split Backpack

Mountain Hardwear

Lickety Split Backpack

Nylon ripstop with water-repellent coating (water-repellent coating) coating

F
F · High PFAS

Typical outdoor pack with likely legacy water-repellent coating; no PFAS transparency, contact brand for specifics.

Waterproof or stain-proof treatment

Mountain Hardwear Jibberish 18L Backpack

Mountain Hardwear

Jibberish 18L Backpack

Nylon ripstop with water-repellent coating (proprietary, unspecified)

F
F · High PFAS

Mid-concern: standard outdoor pack with likely water-repellent coating treatment; no PFAS disclosure from brand.

Waterproof or stain-proof treatment

Mountain Hardwear Scrambler 25 Backpack

Mountain Hardwear

Scrambler 25 Backpack

Nylon ripstop with water-repellent coating (water-repellent coating) coating

F
F · High PFAS

Typical outdoor pack with water-repellent coating, lower concern than some, but PFAS status undisclosed; consider asking Mountain Hardwear directly.

Waterproof or stain-proof treatment

Mountain Hardwear Alakazam 60L Backpack

Mountain Hardwear

Alakazam 60L Backpack

Nylon with water-repellent coating (water-repellent coating) finish; specifics undisclosed

F
F · High PFAS

High uncertainty; no public PFAS disclosure from Mountain Hardwear on this model.

Waterproof or stain-proof treatment

Mountain Hardwear Alpine Light Backpack

Mountain Hardwear

Alpine Light Backpack

Nylon ripstop with water-repellent coating water-repellent treatment

F
F · High PFAS

Higher PFAS risk due to water-repellent coating; Mountain Hardwear does not publicly disclose treatment chemistry.

Waterproof or stain-proof treatment

Every grade uses the same public rubric. How grades work →