Williamson-Dickie · Stain-Resistant Workwear
Dickies Men's Relaxed Fit Cargo Work Pants
Lower concern; standard work pants with no water-repellent coating.
Standard cotton-polyester twill cargo pants with no disclosed water, stain, or grease-resistant treatments. No PFAS red flags identified, though brand provides no formal disclosure.
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Material
cotton/polyester blend twill
Brand disclosure
Brand is silent on PFAS
Lab data
No public lab test
Why this grade
Safe base material
Made from a material with no inherent PFAS use (ceramic, mineral, or natural fiber).
Category baseline
clothing is a category where PFAS exposure is more common.
No PFAS disclosure
No public statement about PFAS in this product.
The full breakdown
What it's made of and why it matters
Dickies cargo work pants are a cotton-polyester blend twill, typically 65% polyester and 35% cotton. Polyester introduces minimal inherent chemical risk in finished apparel, but the blend means both synthetic and natural fiber processing chemicals could be present. Twill construction is durable and does not require special finishes like water repellency, which keeps unnecessary chemical treatments off this product.
The brand's record and disclosure
Williamson-Dickie is a major workwear manufacturer with no major public safety recalls or disclosed chemical controversies tied to their standard cotton-blend pants. The brand maintains silent stance on PFAS and detailed chemical disclosure, which is typical for legacy workwear brands but means independent verification of processing chemicals is limited. No certifications like OEKO-TEX or bluesign are known to apply to this product line.
How it compares in its category
Dickies relaxed-fit cargo pants sit in the mainstream workwear segment; they offer no special durability or performance claims that would trigger additional chemical finishes beyond standard dyeing and finishing. Competitors with similar construction (Carhartt, Wrangler workwear) have similar hazard profiles. Premium alternatives with formal certifications exist but command higher cost for the same basic function.
If you buy it
Wash before wearing to reduce residual dyes and finishing agents. Machine wash warm, dry on standard heat; polyester-cotton blends tolerate typical household care without degradation. Replace when seams fray or fabric thins, not due to chemical concerns. No special storage precautions needed beyond protection from dirt and moisture.
Beyond PFAS: other things we checked
Established hazard classes for this product type, assessed from public information. These never change the PFAS grade; a Likely flag caps the Verdict at “Buy with care.”
Azo dyes and residual dye processing chemicals
Cotton-polyester twill garments undergo standard industrial dyeing; unrestricted azo dyes are banned in EU but not comprehensively regulated in US manufacturing. Dickies does not publish dye-safety certifications, so residual dye and mordant chemicals cannot be ruled out.
Formaldehyde resins in fabric finishing
Standard wrinkle-resistance and softening finishes on cotton-polyester blends may include low-level formaldehyde-based resins. No specific testing or certifications disclosed for this product; levels in finished garments are typically well below acute hazard thresholds.
Antimony in polyester fiber
Polyester production uses antimony as a catalyst; final fiber and garment testing data from Dickies is not published. Antimony leaching from finished polyester apparel in normal wear is not an established concern in scientific literature.
Heavy metals in dyes and pigments
Industrial dyestuffs may contain trace nickel, chromium, or lead depending on source and processing. Dickies does not disclose supplier testing for heavy metals in dyes, so contamination cannot be ruled out, though levels in finished garments are typically low.
Fragrance allergens from scent finishes
Dickies work pants are not marketed with scent or fragrance finishes; no allergen risk from added fragrances is expected.
What we don’t know
This grade is a model-based estimate from public materials, coatings, and brand disclosure at 72% confidence. It is not a lab result.
No independent PFAS lab test is on record for this exact product. A lab test could move the score in either direction.
The brand has not made a specific, verifiable PFAS-free statement, so part of this score reflects that missing disclosure rather than a confirmed material.
Formulations and coatings change between production runs. Always check the current label before buying.
More stain-resistant workwear 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.