mountainFLOW Review, Is mountainFLOW Non-Toxic?
mountainFLOW averages 87 out of 100 on PFAS Authority's PFAS and toxin screen across the 7 mountainFLOW products graded as of November 2026, and all 7 reach its 70 point pass mark.
mountainFLOW grades Excellent 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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- Bacterial growth in spent cartridges
3 hazards checked on this product, all on its full breakdown.
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4 hazards checked on this product, all on its full breakdown.
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2 hazards checked on this product, all on its full breakdown.
Does mountainFLOW have PFAS, by category
Which mountainFLOW products are PFAS-free? Good or better, best-graded first
- Hydrocarbon wax blend
- The brand calls it PFAS-free, which we have not verified
- Hydrocarbon inhalation (steam/fume). Heating any hydrocarbon wax produces low-level organic vapor. Risk is…
2 hazards checked on this product, all on its full breakdown.
- hydrocarbon ski wax
- We found no PFAS statement from the brand
- Hydrocarbon inhalation during hot application. Warming paraffin wax to apply with an iron may release low…
2 hazards checked on this product, all on its full breakdown.
- Wax blend
- We found no PFAS statement from the brand
- Inhalation of heated wax vapors. Waxes release low levels of volatile compounds when heated by an iron…
2 hazards checked on this product, all on its full breakdown.
- wax blend
- We found no PFAS statement from the brand
- Fragrance allergens and sensitizers. Wax products often include fragrance compounds and essential oils to…
3 hazards checked on this product, all on its full breakdown.
- wax blend, composition not disclosed
- We found no PFAS statement from the brand
- Inhalation hazard from wax dust and vapors. Hot waxing releases aerosols and volatile organics; mountainFLOW…
4 hazards checked on this product, all on its full breakdown.
- wax-based ski/snowboard wax
- We found no PFAS statement from the brand
- Particulate inhalation during hot application. Heating or scraping ski wax without ventilation can generate…
3 hazards checked on this product, all on its full breakdown.
- wax blend, composition unspecified
- We found no PFAS statement from the brand
- Fragrance allergens and undisclosed sensitizers. No fragrance ingredients or allergen declarations are…
2 hazards checked on this product, all on its full breakdown.
What to buy instead Good or better, in the categories mountainFLOW sells
- hydrocarbon ski wax (non-fluorinated)
- The brand calls it PFAS-free, which we have not verified
- Volatile Organic Compounds (VOCs) and mineral oil vapor
3 hazards checked on this product, all on its full breakdown.
- hydrocarbon wax blend
- The brand calls it PFAS-free, which we have not verified
- Thermal degradation and fume emission
3 hazards checked on this product, all on its full breakdown.
- Wax-based ski base, fluorine-free formulation
- The brand calls it PFAS-free, which we have not verified
- Inhalation of wax particulates and volatiles during application
mountainFLOW and PFAS, common questions
- Does mountainFLOW have PFAS?
- mountainFLOW averages 87 out of 100 on PFAS Authority's PFAS and toxin screen across the 7 mountainFLOW products graded as of November 2026, and all 7 reach its 70 point pass mark. Grades are model-based estimates built from published materials, ingredients and disclosures, not lab tests.
- Is mountainFLOW non-toxic?
- mountainFLOW Hot Wax is the highest-graded mountainFLOW product we have scored, at 100/100. It depends on the product line rather than the brand, so check the grade of the exact item you are buying.
- Which mountainFLOW products are lower concern for PFAS?
- The highest-graded mountainFLOW products we have scored are mountainFLOW Hot Wax, mountainFLOW Race Wax, Eco-Wax Quick Wax Warm. That is our model-based estimate from materials and public disclosure, not a lab test.
Every grade uses the same public rubric. How grades work →