Men's SFB 6" Leather Boot vs Walking Shoes Nike Women's Motiva Gore-Tex: which is safer?
Walking Shoes Nike Women's Motiva Gore-Tex is our pick: better on PFAS and on the overall hazard picture.
Nike
Men's SFB 6" Leather Boot
PFAS grade
F 20/100
Overall grade
F 0/100
Verdict
Skip
Hazard flags
⚑ 2
Material
Leather upper with waterproof/water-resistant treatment
Confidence
45%
LikelyPFAS in water-resistant coating
PossibleCoating degradation and microparticle shedding
Our pick
Nike
Walking Shoes Nike Women's Motiva Gore-Tex
PFAS grade
F 20/100
Overall grade
F 12/100
Verdict
Skip
Hazard flags
⚑ 2
Material
Gore-Tex waterproof membrane with textile upper
Confidence
35%
PossibleVolatile organic compounds (VOCs) from glues and coatings
PossibleSkin sensitization from synthetic upper dyes or finishes
Both products run through the same public rubric: materials, coatings, brand disclosure, lab findings, and recalls, plus a beyond-PFAS hazard analysis. Grades are model-based estimates, not lab tests. How grades work →
More hiking shoes & trail runners: see the full ranking