20Bad

TETON Sports Review, Is TETON Sports Non-Toxic?

The verdict
TETON Sports averages 20 out of 100 on PFAS Authority's PFAS and toxin screen across the 2 TETON Sports products graded as of October 2026, and none of them reach its 70 point pass mark.
Free to quote with attribution to PFAS Authority and a link to pfasauthority.com/brands/teton-sports.

TETON Sports grades Bad 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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Top-graded picks in the categories readers replace first, every one scored on the same rubric.

  • 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.

  • 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 Vegan Mattress

Avocado

Vegan Mattress

100ExcellentPFAS grade
✓ MADE SAFE Certified✓ Global Organic Textile Standard (GOTS)
  • 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 TETON Sports products contain PFAS? Poor and Bad, we’d swap these

Mountain Ultra Tents

TETON Sports

Mountain Ultra Tents

20BadPFAS grade
  • Nylon/polyester with water-repellent coating (water-repellent coating) coating
  • We found no PFAS statement from the brand
  • water-repellent coating degradation and environmental leaching, PFAS-based water-repellent coating coatings…

3 hazards checked on this product, all on its full breakdown.

Find an alternative on Amazon
TETON Sports Mountain Ultra Tent

TETON Sports

Mountain Ultra Tent

20BadPFAS grade
  • Polyester fabric with waterproof coating (type unspecified)
  • We found no PFAS statement from the brand
  • Waterproof coating composition (unspecified). Mountain Warehouse does not publicly disclose whether the…

3 hazards checked on this product, all on its full breakdown.

Find an alternative on Amazon

TETON Sports and PFAS, common questions

Does TETON Sports have PFAS?
TETON Sports averages 20 out of 100 on PFAS Authority's PFAS and toxin screen across the 2 TETON Sports 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 TETON Sports non-toxic?
No TETON Sports product we graded reaches Good. The best of them is Mountain Ultra Tents at 20/100.
Which TETON Sports products should I avoid?
The lowest-graded TETON Sports products we have scored are TETON Sports Mountain Ultra Tent, Mountain Ultra Tents. Each one links to the evidence behind its grade.

Every grade uses the same public rubric. How grades work →