Feetures · Sports Performance Undergarments
Feetures High Performance Ultra Light No-Show Tab
Moisture-wicking socks likely treated; brand silent on PFAS.
Performance athletic socks typically use water-repellent coating finishes, often PFAS-based. Feetures makes no public PFAS disclosure, reducing confidence in treatment transparency.
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Material
Nylon blend with moisture-wicking treatment
Brand disclosure
Brand is silent on PFAS
Lab data
No public lab test
What we don’t know
- Basis
- Model estimate, 55% confidence, not a lab result
- Lab test
- None on record for this exact product
- Brand statement
- Feetures has made none
Formulations change between production runs, so check the current label. How we grade.
Safer alternatives in Sports Performance Undergarments
Feetures
High Performance Cushion No Show Tab
Acrylic blend sock with no disclosed treatments
Lower concern; no water-repellent coating treatment disclosed for socks.
⚠Risky category by default
Feetures
Elite Light Cushion Tab Limited Edition Performance Socks
Merino wool blend, nylon, elastane
Lower concern. Merino wool socks unlikely to contain PFAS, but brand offers no transparency.
⚠Risky category by default
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High Performance Max Cushion Tab Socks
Merino wool blend, synthetic fibers
Lower concern socks; no PFAS-prone features identified.
⚠Risky category by default
More sports performance undergarments 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.