Is Klean Kanteen PFAS-free?
Across 10 graded products, Klean Kanteen averages A (97/100). On disclosure, the brand says nothing publicly about PFAS. 10 of its products grade C or better. Grades are model-based estimates, not lab results.
Worth buying from Klean Kanteen C or better, safest first
Klean Kanteen
27oz Wide Water Bottle with Loop Cap
18/8 stainless steel, no interior coating
Lower concern. Bare stainless steel water bottle, no coatings.
✓Bare metal or glass, no coating at all
Klean Kanteen
Rise Classic Insulated Water Bottle
stainless steel body, foam insulation, stainless steel cap
Lower concern. Bare stainless steel construction without known PFAS coatings.
✓Bare metal or glass, no coating at all
Klean Kanteen
Hydration Kit
Stainless steel bottle, activated carbon filter
Lower PFAS concern. Bare stainless steel and carbon filters are inherently PFAS-free.
✓Naturally PFAS-free material
Klean Kanteen
12oz Rise Classic with Arch Loop Cap
stainless steel bottle with powder-coat finish
Lower concern. Stainless bottle with no known PFAS-prone coatings.
✓Naturally PFAS-free material
Klean Kanteen
Rise Reflect with Bamboo Cap
Stainless steel bottle, bamboo cap
Lower concern. Stainless steel and bamboo lack typical PFAS pathways.
⚠Brand says nothing about PFAS
Klean Kanteen
Classic Flip Seal Sport Cap
Stainless steel bottle, plastic flip cap
Lower concern, no PFAS-typical coatings identified in design
⚠Brand says nothing about PFAS
Klean Kanteen
64 oz Wide Water Bottle with Loop Cap
Stainless steel body, plastic cap
Lower concern. Stainless steel core is inherently PFAS-free, cap material unspecified.
⚠Brand says nothing about PFAS
Klean Kanteen
Water Bottle Insulated Classic Loop Cap
Stainless steel body, silicone/plastic components
Lower concern; stainless steel bottle, no known PFAS risks identified.
⚠Brand says nothing about PFAS
Klean Kanteen
16oz Rise Classic with Flip Seal Sport Cap
18/8 stainless steel body, thermoplastic cap
Lower concern. Stainless steel bottle with no confirmed PFAS coatings.
⚠Brand says nothing about PFAS
Klean Kanteen
Reflect Bottle
Stainless steel bottle with reflective coating (paint-based)
Lower concern; stainless steel core unlikely to contain PFAS.
⚠Brand says nothing about PFAS
Every grade uses the same public rubric. How grades work →