Smartwool · Sports Performance Undergarments
Smartwool Men's Run Cold Weather Targeted Cushion Crew Socks
Merino wool is PFAS-risk material; water-repellent coating finish raises concern. No disclosure.
Merino wool is an inherently lower-risk fiber, but a water-repellent coating water-repellent treatment is applied that may contain PFAS. Brand provides no PFAS disclosure or testing data.
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Material
Merino wool with water-repellent coating finish
Brand disclosure
Brand is silent on PFAS
Lab data
No public lab test
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
- Smartwool has made none
Formulations change between production runs, so check the current label. How we grade.
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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.