Men Timberland Weatherline Wp Shell Jacket
Waterproof jacket with unknown water-repellent coating chemistry; PFAS risk present but unconfirmed.
Timberland does not publicly disclose PFAS in this shell jacket's waterproof treatment. Most jacket water-repellent coating coatings historically used PFAS, though some now use alternatives.
Still want this one anyway? Check the price on Amazon. We’d swap it.
Material
nylon shell with water-repellent coating waterproof treatment
Brand disclosure
Brand is silent on PFAS
Lab data
No public lab test
What’s concerning
Waterproof / stain-resistant treatment
Water-repellent coating treatments have historically used PFAS.
Category baseline
The starting point for this type of product, before anything specific to this product is counted.
No PFAS disclosure
No public statement from the brand about PFAS in this product.
PFAS
Timberland has not disclosed whether the Weatherline water-repellent coating uses traditional fluorocarbon-based PFAS or non-fluorinated alternatives. PFAS-based water-repellent coating remains common in this product category; risk is present but unconfirmed for this specific model.
Source, ATSDR ↗Coating degradation and wear
Water-repellent coating coatings degrade with age, washing, and UV exposure. As the coating breaks down, it may shed microscopic particles; long-term health impacts are not established, but frequent rewashing can accelerate this process.
What’s reassuring
Microplastics
Nylon textiles can shed microfibers during washing, particularly in early wears. This is a general property of all synthetic-fiber garments, not specific to Timberland's manufacturing or treatments.
Source, EPA ↗Dye-related contaminants
No recalls or reports of heavy-metal contamination in dyes or azo-dye allergens specific to this Timberland model. Nylon accepts dyes well without requiring heavy-metal fixatives in modern processes.
Formaldehyde / VOCs
Nylon does not typically require formaldehyde-based wrinkle-resistance treatments as do cotton blends. No evidence of such treatments in this product or Timberland's nylon outerwear line.
Source, ATSDR ↗The full breakdown
What it's made of and why it matters
The Weatherline shell is nylon fabric treated with a water-repellent coating (water-repellent coating) coating to shed rain without requiring a membrane like Gore-Tex. Nylon itself is a stable synthetic polymer with minimal leaching risk under normal wear, but the water-repellent coating finish is where chemical concern arises. Timberland does not publicly specify whether their water-repellent coating uses fluorocarbon compounds (traditional PFAS-based chemistry) or non-fluorinated alternatives, leaving the specific hazard profile opaque.
The brand's record and disclosure
Timberland has not published detailed chemical disclosure policies or pursued third-party certifications (such as bluesign or GOTS) that would clarify water-repellent coating composition. The brand has faced no major recalls or public safety incidents linked to this jacket model. However, their silence on PFAS/water-repellent coating chemistry reflects an industry-wide transparency gap rather than a unique failing, most traditional outdoor brands remain vague on waterproofing treatments.
How it compares in its category
Nylon water-repellent coating jackets dominate the affordable rain-jacket segment and sit between fully synthetic membrane jackets (Gore-Tex, eVent) and cheaper PVC-coated alternatives. This Timberland model is typical of its price tier; competitors like Columbia, The North Face, and Helly Hansen use similar opaque water-repellent coating systems. Brands explicitly marketing PFAS-free water-repellent coating (Patagonia, some Arc'teryx lines) remain significantly more expensive and less common in mainstream retail.
If you buy it
Wash the jacket in cool water with mild detergent every 5-10 wears to reduce water-repellent coating buildup and any potential leachable residue; avoid hot water and bleach. Do not dry-clean, as solvents may accelerate breakdown of the coating. Store in a cool, dry place; UV exposure and heat degrade nylon over time. If water-repellent coating hydrophobicity noticeably declines after 2-3 years, the coating has likely worn away naturally, reducing any chemical exposure concern.
What we don’t know
- Basis
- Model estimate, 45% confidence, not a lab result
- Lab test
- None on record for this exact product
- Brand statement
- Timberland has made none
Formulations change between production runs, so check the current label. How we grade.
More rain jackets grades
How we score, every product runs through the same public 0-100 rubric based on materials, coatings, brand disclosure, lab findings, and recalls. See the full methodology → Spotted a mistake? Report an error.