Waterproof Boots, ranked by PFAS safety
8 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.
Graded and flagged D and F, we’d swap these
La Sportiva
TX5 GTX Men's
synthetic textile with Gore-Tex membrane waterproof layer
TX5 GTX likely uses PFOA-free Gore-Tex, but brand confirms nothing.
⚠Waterproof or stain-proof treatment
La Sportiva
Women's Nucleo High II GTX
Gore-Tex membrane (polytetrafluoroethylene-based waterproof layer)
Gore-Tex hiking boots carry inherent PFAS concerns; no brand disclosure available.
⚠Waterproof or stain-proof treatment
La Sportiva
Men's Eclipse GTX Hiking Boots
Nubuck leather upper, Gore-Tex lining, synthetic sole
Gore-Tex lining likely contains PFAS; La Sportiva silent on disclosure.
⚠Waterproof or stain-proof treatment
La Sportiva
Sportiva Tx4 La Sportiva Leather Boots La Sportiva TX Hike Mid Leather GTX Hiking Boot Men's Men
Leather upper with Gore-Tex waterproof membrane
Hiking boot with Gore-Tex; PFAS status unknown, typical for category.
⚠Waterproof or stain-proof treatment
Merrell
Men's Moab 3 8" Tactical Zip Waterproof Boot
Leather/synthetic upper with proprietary waterproof membrane
Waterproof treatment unknown; PFAS risk unresolved by brand.
⚠Waterproof or stain-proof treatment
Merrell
Women's Moab 3 Mid Waterproof
Nubuck leather upper, unspecified waterproof coating
Waterproof hiking boot with undisclosed treatment; PFAS risk unclear.
⚠Waterproof or stain-proof treatment
Merrell
Men's Moab 3
Mesh/synthetic leather upper with water-repellent coating-treated footwear
Hiking shoe with likely water-resistant treatment, PFAS status unclear.
⚠Waterproof or stain-proof treatment
Merrell
Men's Moab 3 Mid Waterproof
Leather upper, synthetic lining, water-repellent coating-treated waterproof membrane
Waterproofed hiking boot with unknown water-repellent coating chemistry.
⚠Waterproof or stain-proof treatment
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