20Bad

Do Timberland waterproof boots have PFAS?

The verdict
Timberland waterproof boots average 20 out of 100 on PFAS Authority's PFAS and toxin screen across the 4 Timberland waterproof boots graded as of October 2026, level with the 20 out of 100 median for the 22 other waterproof boots brands graded alongside it.
Free to quote with attribution to PFAS Authority and a link to pfasauthority.com/brands/timberland/waterproof-boots.

Timberland waterproof boots average Bad on our four-band scale. None of them clear our buy threshold. That is above 45% of the waterproof boots brands we grade.

PFAS Authority is a scoring system, not a laboratory. We do not test products ourselves. Grades are model-based, built from published ingredients, materials, certifications, brand disclosures and third-party lab results where they exist. See the rubric.

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Top-graded picks in the categories readers replace first, every one scored on the same rubric.

  • polypropylene filter housing, carbon/sediment cartridge
  • We found no PFAS statement from the brand
  • Bacterial growth in spent cartridges

3 hazards checked on this product, all on its full breakdown.

  • RO membrane, carbon filters, stainless steel housing
  • We found no PFAS statement from the brand
  • Bacterial and microbial growth in housing and filters

4 hazards checked on this product, all on its full breakdown.

Avocado Vegan Mattress

Avocado

Vegan Mattress

100ExcellentPFAS grade
✓ MADE SAFE Certified✓ Global Organic Textile Standard (GOTS)
  • organic cotton, natural latex, coconut coir, recycled steel coils
  • The brand calls it PFAS-free, which we have not verified
  • Heavy metals

2 hazards checked on this product, all on its full breakdown.

Which Timberland waterproof boots contain PFAS? Poor and Bad, we’d swap these

Timberland Women's White Ledge Mid Hiking Boot

Timberland

Women's White Ledge Mid Hiking Boot

20BadPFAS grade
  • Leather upper, rubber sole with waterproof treatment
  • We found no PFAS statement from the brand
  • Azo dyes (leather/textile dyeing). Leather upper is dyed; most leather dyes are not azo-based, but some…

3 hazards checked on this product, all on its full breakdown.

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  • leather and textile with unspecified waterproof treatment
  • We found no PFAS statement from the brand
  • Formaldehyde / VOCs. Textiles in hiking boots often receive wrinkle-resist or antimicrobial finishes that may…

4 hazards checked on this product, all on its full breakdown.

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  • leather upper, rubber sole, waterproof coating (unspecified type)
  • We found no PFAS statement from the brand
  • PFAS. Timberland does not disclose the waterproof coating chemistry for this model. PFAS-based…

2 hazards checked on this product, all on its full breakdown.

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Timberland Women's

Timberland

Women's

20BadPFAS grade
  • leather/textile with waterproofing treatment
  • We found no PFAS statement from the brand
  • PFAS. Timberland does not name the waterproofing agent. Industry standard for leather/textile waterproofing…

5 hazards checked on this product, all on its full breakdown.

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Better waterproof boots from other brands

Graded higher than the Timberland average of 20.

Men Mephisto Curt Mt SNEAKER

Mephisto

Men Mephisto Curt Mt SNEAKER

65GoodPFAS grade
  • leather, textile, rubber sole
  • We found no PFAS statement from the brand
  • Volatile organic compounds (VOC) off-gassing from adhesives
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  • Leather/nubuck upper, synthetic/rubber sole, no coating disclosed
  • We found no PFAS statement from the brand
  • Azo dyes (leather/textile coloring)

4 hazards checked on this product, all on its full breakdown.

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The same question, asked of the other waterproof boots brands

Best average grade first. Timberland averages 20.

See every Timberland product we grade on the Timberland brand page, or the full waterproof boots ranking.