Do Calvin Klein waterproof sports undergarments have PFAS?
Calvin Klein waterproof sports undergarments average 43 out of 100 on PFAS Authority's PFAS and toxin screen across the 6 Calvin Klein waterproof sports undergarments graded as of October 2026, below the 47 out of 100 median for the 7 other waterproof sports undergarments brands graded alongside it.
Calvin Klein waterproof sports undergarments average Poor on our four-band scale. None of them clear our buy threshold. That is above 50% of the waterproof sports undergarments brands we grade.
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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- 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.
Aquasure
Premier Series 75 GPD Under Sink Reverse Osmosis Water Filtration System
- 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
- 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 Calvin Klein waterproof sports undergarments contain PFAS? Poor and Bad, we’d swap these
- Cotton-blend knit jersey, uncoated
- We found no PFAS statement from the brand
- Azo dyes and synthetic colorants. Cotton-blend knits are typically dyed with commercial reactive or disperse…
3 hazards checked on this product, all on its full breakdown.
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- cotton jersey, no applied finish
- We found no PFAS statement from the brand
- Azo dyes and colorant residues. Reactive or direct dyes used in the printing or dyeing process may leave…
2 hazards checked on this product, all on its full breakdown.
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- nylon/spandex blend
- We found no PFAS statement from the brand
- Azo dyes and synthetic dye residues. Nylon readily absorbs and retains synthetic dyes. Azo dyes used in dark…
3 hazards checked on this product, all on its full breakdown.
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- polyester blend with moisture-wicking treatment
- We found no PFAS statement from the brand
- PFAS, water-repellent coating finishes on activewear commonly use fluorochemicals; Calvin Klein does not…
3 hazards checked on this product, all on its full breakdown.
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Calvin Klein
Men's Light Weight Quick Dry Moisture Wicking Top with 40+ UPF Protection
- Synthetic blend with moisture-wicking and UPF treatment
- We found no PFAS statement from the brand
- PFAS. Moisture-wicking apparel routinely uses fluorinated durable water repellents; Calvin Klein has not…
3 hazards checked on this product, all on its full breakdown.
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- cotton blend with durable press/non-iron finish
- We found no PFAS statement from the brand
- Formaldehyde / VOCs. Traditional non-iron finishes may contain formaldehyde-releasing compounds to cross-link…
3 hazards checked on this product, all on its full breakdown.
Find an alternative on AmazonBetter waterproof sports undergarments from other brands
Graded higher than the Calvin Klein average of 43.
- 100% cotton jersey knit, untreated
- We found no PFAS statement from the brand
- Azo dyes
2 hazards checked on this product, all on its full breakdown.
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- 100% cotton, no water-repellent finish
- We found no PFAS statement from the brand
- Heavy metals
2 hazards checked on this product, all on its full breakdown.
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- 100% cotton jersey
- We found no PFAS statement from the brand
- Azo dyes and banned colorants
2 hazards checked on this product, all on its full breakdown.
Find an alternative on AmazonThe same question, asked of the other waterproof sports undergarments brands
Best average grade first. Calvin Klein averages 43.
See every Calvin Klein product we grade on the Calvin Klein brand page, or the full waterproof sports undergarments ranking.