Leather Lotion 4.0 oz vs Sof Sole Water Proofer: which is safer?

Merrell Leather Lotion 4.0 oz is our pick: better on PFAS and on the overall hazard picture.

Our pick

Merrell Leather Lotion 4.0 oz

Merrell

Leather Lotion 4.0 oz

PFAS grade

D 65/100

Overall grade

F 43/100

Verdict

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Hazard flags

⚑ 4

Material

Leather conditioning lotion, composition unspecified

Confidence

45%

ReportedFormulation transparency / undisclosed ingredients

PossibleSkin irritation / sensitization from fragrance or additives

PossibleVolatile organic compounds (VOC) during application

Why this grade
Sof Sole Water Proofer

Waterproofing Company

Sof Sole Water Proofer

PFAS grade

F 20/100

Overall grade

F 0/100

Verdict

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Hazard flags

⚑ 4

Material

Waterproofing spray coating, composition unspecified

Confidence

35%

LikelyPFAS in waterproofing chemistry

PossibleVolatile organic compounds (VOCs) from solvent carriers

PossibleCoating degradation and microplastic shedding

Why this grade

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 stain-resistant footwear: see the full ranking