85Excellent

Fins Review, Is Fins Non-Toxic?

Across 1 graded product, Fins averages Excellent (85/100). On disclosure, the brand says nothing publicly about PFAS. 1 of its products grade Good or better. Grades are model-based estimates, not lab results.

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.

Worth buying from Fins Good or better, best-graded first

Fins Spectra Fishing Line Windtamer

Fins

Spectra Fishing Line Windtamer

Monofilament nylon fishing line

PFAS Grade85Excellent
Overall Grade71Good

Nylon polymer degradation under UV/thermal stress

Monofilament nylon will become brittle and lose tensile strength after prolonged UV…

70
🫧

Microplastic shedding during use and disposal

Nylon fishing line fragments in aquatic environments as a recognized source of…

45

Standard nylon fishing line; lower PFAS concern than coated products.

Brand says nothing about PFAS

Fins and PFAS, common questions

Does Fins have PFAS?
We graded 1 Fins product, averaging Excellent (85/100). 1 grade Good or better. Grades are model-based estimates built from published materials, ingredients and disclosures, not lab tests.
Is Fins non-toxic?
Fins Spectra Fishing Line Windtamer is the highest-graded Fins product we have scored, at 85/100. It depends on the product line rather than the brand, so check the grade of the exact item you are buying.
Which Fins products are lower concern for PFAS?
The highest-graded Fins products we have scored are Fins Spectra Fishing Line Windtamer. 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 →