Feetures Review, Is Feetures Non-Toxic?
Feetures averages 54 out of 100 on PFAS Authority's PFAS and toxin screen across the 4 Feetures products graded as of October 2026, and none of them reach its 70 point pass mark.
Feetures grades Good on our four-band scale. On disclosure, the brand says nothing publicly about PFAS. See what every brand has published about PFAS for how that compares.
PFAS Authority is a scoring system, not a laboratory. We do not test products ourselves. Grades are model-based, built from published ingredients, materials, certifications, brand disclosures and third-party lab results where they exist. See the rubric.
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- polypropylene filter housing, carbon/sediment cartridge
- We found no PFAS statement from the brand
- Bacterial growth in spent cartridges
3 hazards checked on this product, all on its full breakdown.
Aquasure
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- RO membrane, carbon filters, stainless steel housing
- We found no PFAS statement from the brand
- Bacterial and microbial growth in housing and filters
4 hazards checked on this product, all on its full breakdown.
Avocado
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- organic cotton, natural latex, coconut coir, recycled steel coils
- The brand calls it PFAS-free, which we have not verified
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2 hazards checked on this product, all on its full breakdown.
Does Feetures have PFAS, by category
Which Feetures products contain PFAS? Poor and Bad, we’d swap these
- Merino wool blend, nylon, elastane
- We found no PFAS statement from the brand
- Azo dyes in textile coloring. The 'Limited Edition' colorway suggests custom dyeing. Azo dyes can break down…
4 hazards checked on this product, all on its full breakdown.
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- Acrylic blend sock with no disclosed treatments
- We found no PFAS statement from the brand
- Azo dyes in synthetic fibers. Acrylic blends may use azo dyes during manufacturing; Feetures does not…
4 hazards checked on this product, all on its full breakdown.
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- Merino wool blend, synthetic fibers
- We found no PFAS statement from the brand
- Microplastics. Like all synthetic-blended socks, nylon and elastane fibers may shed microscopically during…
- Nylon blend with moisture-wicking treatment
- We found no PFAS statement from the brand
- PFAS. Nylon athletic socks are routinely finished with fluorochemical water-repellent coating…
5 hazards checked on this product, all on its full breakdown.
Find an alternative on AmazonFeetures and PFAS, common questions
- Does Feetures have PFAS?
- Feetures averages 54 out of 100 on PFAS Authority's PFAS and toxin screen across the 4 Feetures products graded as of October 2026, and none of them reach its 70 point pass mark. Grades are model-based estimates built from published materials, ingredients and disclosures, not lab tests.
- Is Feetures non-toxic?
- No Feetures product we graded reaches Good. The best of them is Feetures Elite Light Cushion Tab Limited Edition Performance Socks at 65/100.
- Which Feetures products should I avoid?
- The lowest-graded Feetures products we have scored are Feetures High Performance Ultra Light No-Show Tab, Feetures High Performance Max Cushion Tab Socks, Feetures High Performance Cushion No Show Tab. Each one links to the evidence behind its grade.
Every grade uses the same public rubric. How grades work →