SOLE Review, Is SOLE Non-Toxic?
SOLE averages 65 out of 100 on PFAS Authority's PFAS and toxin screen across the single SOLE product graded as of October 2026, which does not reach its 70 point pass mark.
SOLE 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
- Heavy metals
2 hazards checked on this product, all on its full breakdown.
Which SOLE products contain PFAS? Poor and Bad, we’d swap these
- cork and natural rubber/EVA foam base, no known Teflon-family coating
- We found no PFAS statement from the brand
- Bacterial or fungal growth (moisture retention). Cork has natural antimicrobial properties but will retain…
2 hazards checked on this product, all on its full breakdown.
Find an alternative on AmazonSOLE and PFAS, common questions
- Does SOLE have PFAS?
- SOLE averages 65 out of 100 on PFAS Authority's PFAS and toxin screen across the single SOLE product graded as of October 2026, which does not reach its 70 point pass mark. Grades are model-based estimates built from published materials, ingredients and disclosures, not lab tests.
- Is SOLE non-toxic?
- No SOLE product we graded reaches Good. The best of them is SOLE Performance Medium Cork Shoe Insoles with Metatarsal Pads at 65/100.
- Which SOLE products should I avoid?
- The lowest-graded SOLE products we have scored are SOLE Performance Medium Cork Shoe Insoles with Metatarsal Pads. Each one links to the evidence behind its grade.
Every grade uses the same public rubric. How grades work →