Smartwool · Sports Performance Undergarments
Smartwool Women's Run Targeted Cushion Low Ankle Socks
Lower concern. Merino wool socks without disclosed water repellent treatment.
Merino wool is an inherently PFAS-free fiber with no water-repellent coating treatment mentioned in standard product descriptions, reducing fluorochemical risk versus treated performance apparel.
Still want this one anyway? Check the price on Amazon. We’d swap it.
Material
Merino wool blend, no specified water-repellent coating treatment
Brand disclosure
Brand is silent on PFAS
Lab data
No public lab test
What we don’t know
- Basis
- Model estimate, 72% 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.