Calvin Klein · Waterproof Sports Undergarments
Calvin Klein Men's Light Weight Quick Dry Moisture Wicking Top with 40+ UPF Protection
Moisture-wicking apparel often uses water-repellent coating coatings, treatment chemicals undisclosed.
Calvin Klein doesn't disclose PFAS use or absence in this quick-dry top. UPF and moisture-wicking finishes commonly involve fluorinated treatments, but brand provides no transparency on specific chemistry.
Still want this one anyway? Check the price on Amazon. We’d swap it.
Material
Synthetic blend with moisture-wicking and UPF treatment
Brand disclosure
Brand is silent on PFAS
Lab data
No public lab test
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What Calvin Klein Men's Light UPF Protection is made of, ingredients and materials
This garment is a synthetic blend engineered for moisture-wicking and UPF protection. Moisture-wicking typically involves polyester or nylon base fibers, often treated with hydrophobic (water-repelling) finishes to enhance quick-dry performance. UPF protection is usually achieved through zinc oxide or titanium dioxide additives woven into or applied to fibers, or through tight weaves that block UV. The critical unknown here is the water-repellent coating (water-repellent coating) coating chemistry, which Calvin Klein has not disclosed and commonly contains fluorinated compounds (PFAS or PFAS-alternatives) or siloxanes.
What’s concerning
Category baseline
The starting point for this type of product, before anything specific to this product is counted.
Vague safety claims only
Uses vague language ("eco-friendly", "clean") without a specific PFAS statement.
Waterproof / stain-resistant treatment
Water-repellent coating treatments have historically used PFAS.
PFAS
Moisture-wicking apparel routinely uses fluorinated durable water repellents; Calvin Klein has not disclosed whether this top contains PFAS, PFAS-alternatives (e.g., GenX-class), or siloxane-based coatings. Fluorinated compounds can persist in the body and environment; alternatives are less-studied. No testing data available for this specific product.
Source, ATSDR ↗Formaldehyde / VOCs
Synthetic blends may use formaldehyde-based resins for wrinkle resistance or dimensional stability, especially in quick-dry treatments. Calvin Klein does not disclose finish chemistry. Residual formaldehyde typically off-gasses within 3-5 washes; not a major concern post-laundering but can irritate sensitive skin in new garments.
Source, ATSDR ↗Volatile organic compound (VOC) off-gassing from synthetic blend and treatments
New synthetic moisture-wicking garments can emit low levels of VOCs (solvents from dyeing, finishing, or packaging) for the first few wears. Not hazardous for most users but may irritate those with chemical sensitivities. Washing before first wear and air-airing in a ventilated space mitigates this.
What’s reassuring
Heavy metals
No recalls or advisories specific to Calvin Klein apparel for azo dye or heavy metal pigment contamination are on public record. Synthetic colorants in mass-market athletic wear are generally regulated, but independent testing is uncommon for individual products.
Source, FDA ↗Antimony in polyester fibers
Antimony trioxide is used as a polyester catalyst; residual amounts can remain in finished fibers. No specific testing or concern raised for Calvin Klein products; regulatory limits in the EU and North America are set to minimize exposure risk, and dermal absorption from intact clothing is minimal.
How is this PFAS grade calculated?
The brand's record and disclosure
Calvin Klein's parent company (PVH Corp) has not published detailed chemical or PFAS restriction policies for apparel, nor specific ingredient lists for treatment chemicals in technical sportswear lines. The brand maintains silence on water-repellent coating composition, which is typical in the fast-fashion and mass-market athletic wear sector but inconsistent with brands that voluntarily disclose or eliminate PFAS use (e.g., Patagonia, Arc'teryx). No major recalls or regulatory actions specific to Calvin Klein moisture-wicking tops are on record.
How it compares in its category
Mass-market synthetic moisture-wicking tops (Nike, Adidas, Lululemon, Calvin Klein) nearly all use some form of water-repellent coating finish; transparency varies widely, and PFAS presence is common but often unmarked. Premium athletic brands increasingly disclose PFAS-free or fluorine-free alternatives; budget-conscious lines typically do not. This Calvin Klein product sits in the middle, affordable, mainstream, and chemically unspecified, making it harder to assess than comparable options from brands with published chemical policies.
If you buy it
Wash in cool water with mild detergent; avoid fabric softeners and high heat, which can degrade water-repellent coating coatings and increase leaching of treatment chemicals. Air-dry or low-heat tumble; do not iron or expose to prolonged heat above 60°C, as synthetic fibers and finishes can break down and off-gas residual chemicals. Expect water-repellent coating performance to diminish after 20-30 washes; replacement at that point avoids accumulation of worn-down coating particles. Do not dry clean, which uses solvents that can mobilize coating residues.
What is not known about PFAS in this product?
- Basis
- Model estimate, 45% confidence, not a lab result
- Lab test
- None on record for this exact product
- Brand statement
- Calvin Klein has made none
Formulations change between production runs, so check the current label. How we grade.
What are the PFAS-free alternatives to Calvin Klein Men's Light Weight Quick Dry Moisture Wicking Top with 40+ UPF Protection?
- Cotton-blend knit jersey, uncoated
- We found no PFAS statement from the brand
- Azo dyes and synthetic colorants
3 hazards checked on this product, all on its full breakdown.
Find an alternative on Amazon
- cotton jersey, no applied finish
- We found no PFAS statement from the brand
- Azo dyes and colorant residues
2 hazards checked on this product, all on its full breakdown.
Find an alternative on Amazon
- 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.
Find an alternative on AmazonMore waterproof sports undergarments grades
How we score, every product runs through the same public 0-100 rubric based on materials, coatings, brand disclosure, lab findings, and recalls. See the full methodology → Spotted a mistake? Report an error.