Kaynee Review, Is Kaynee Non-Toxic?
Across 4 graded products, Kaynee averages Good (65/100). On disclosure, the brand says nothing publicly about PFAS. None of its products grade Good or better yet. 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.
Graded and flagged Poor and Bad, we’d swap these
Kaynee
Boy's Kaynee Unisex' L/S Button-Down Shirt
cotton blend, standard button-down shirt
Azo dyes and colorfast residues
Cotton-blend apparel may retain unfixed azo dyes or dye auxiliaries from dyeing. One…
Formaldehyde / VOCs
Budget cotton-blend kids' wear sometimes contains low-level formaldehyde-based wrinkle or…
Antimony in polyester component
The polyester portion may contain antimony as a catalyst residue from synthesis. Antimony…
Button and fastener materials
Plastic or metal buttons may contain trace heavy metals (lead in metal plating, cadmium…
Standard cotton blend shirt, lower PFAS concern without treatments.
⚠Starting grade for this product type
Kaynee
Unisex' L/s Button-down Shirt (sizes 8 - 20)
cotton/cotton blend button-down shirt
Azo dyes (colorfast dyes)
Solid-color button-downs may use standard azo dyes, which are permitted in the US but…
Antimony in polyester (if blended)
If the blend contains polyester (common in cotton blends), antimony trioxide may be…
VOC off-gassing from dyes or sizing
New apparel may emit low levels of volatile organic compounds (VOCs) from residual dyes…
Lower concern. Standard cotton shirt with no known PFAS triggers.
⚠Starting grade for this product type
Kaynee
Men's S/S Pique Polo Adult
100% cotton pique
Azo dyes (synthetic colorants)
Cotton textiles typically use azo dyes, which can release aromatic amines linked to…
Heavy metals
Some industrial cotton dyes contain heavy metal mordants or impurities. No third-party…
Fragrance or finishing chemical residues
Mass-market cotton polos may retain processing chemical residues (sizing agents…
Lower concern. Plain cotton pique polo, no PFAS-typical treatments apparent.
⚠Starting grade for this product type
Kaynee
Old Navy Kids' School Uniform Jersey Polo Shirt
cotton jersey knit
Formaldehyde / VOCs
Cotton jersey undergoes wet-finishing, which may include formaldehyde-based…
Azo dyes (synthetic colorants)
School uniform polos are often dyed with reactive dyes, some of which can include azo…
Allergenic fragrance compounds
If the polo has a 'fresh' or scented finish, fragrance allergens (e.g., limonene…
Residual dye transfer (color bleeding)
Cotton polos with heavy dyeing can shed color, especially dark navy or black variants.…
Standard cotton polo, lower PFAS concern but no brand transparency.
⚠Starting grade for this product type
Kaynee and PFAS, common questions
- Does Kaynee have PFAS?
- We graded 4 Kaynee products, averaging Good (65/100). None grade Good or better. Grades are model-based estimates built from published materials, ingredients and disclosures, not lab tests.
- Is Kaynee non-toxic?
- No Kaynee product we graded reaches Good. The best of them is Boy's Kaynee Unisex' L/S Button-Down Shirt at 65/100.
- Which Kaynee products should I avoid?
- The lowest-graded Kaynee products we have scored are Old Navy Kids' School Uniform Jersey Polo Shirt, Kaynee Men's S/S Pique Polo Adult, Kaynee Unisex' L/s Button-down Shirt (sizes 8 - 20). Each one links to the evidence behind its grade.
Every grade uses the same public rubric. How grades work →