Men's Moab 3 8" Tactical Zip Waterproof Boot vs Men's Moab 3 Mid Waterproof: which is safer?

Merrell Men's Moab 3 Mid Waterproof is our pick: better on PFAS and on the overall hazard picture.

Merrell Men's Moab 3 8" Tactical Zip Waterproof Boot

Merrell

Men's Moab 3 8" Tactical Zip Waterproof Boot

PFAS grade

F 20/100

Overall grade

F 0/100

Verdict

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Hazard flags

⚑ 4

Material

Leather/synthetic upper with proprietary waterproof membrane

Confidence

35%

PossibleFormaldehyde resins in synthetic uppers and linings

PossibleWaterproof membrane degradation and microparticle shedding

PossibleAzo dyes in leather or synthetic upper colorants

Our pick

Merrell Men's Moab 3 Mid Waterproof

Merrell

Men's Moab 3 Mid Waterproof

PFAS grade

F 20/100

Overall grade

F 16/100

Verdict

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Hazard flags

⚑ 1

Material

Leather upper, synthetic lining, water-repellent coating-treated waterproof membrane

Confidence

45%

Possiblewater-repellent coating chemistry (PFAS or alternative)

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 waterproof boots: see the full ranking