Waterproof Sports Undergarments, ranked by PFAS grade
52 products graded from Bad to Excellent, best-graded first. None grade Good or better yet, so we show the full ranking and the least-concerning options first.
Start here
The best non-toxic waterproof sports undergarments, ranked by grade
Graded and flagged Poor and Bad, we’d swap these
Carhartt
Men's Force Relaxed Fit Short-Sleeve Pocket T-Shirt
100% cotton jersey knit, untreated
Azo dyes
Limited concern
Microfiber shedding
Limited concern
Basic cotton tee, lower PFAS concern with no waterproofing.
⚠Starting grade for this product type
Carhartt
Men's Relaxed Fit Midweight Short-Sleeve Pocket T-Shirt
100% cotton, no water-repellent finish
Heavy metals
Limited concern
BPA & bisphenols
Limited concern
Lower concern, plain cotton tee with no water-repellent coating treatment.
⚠Starting grade for this product type
Carhartt
Men's Force Color Enhanced Long Sleeve T-Shirt
100% cotton long-sleeve shirt
Azo dyes and dye residuals
Limited concern
Allergen dyes and color fastness
Limited concern
Lower concern, bare cotton apparel with no added treatments.
⚠Starting grade for this product type
Carhartt
Force Relaxed T-Shirt
100% cotton jersey
Azo dyes and banned colorants
Limited concern
Formaldehyde / VOCs
Limited concern
Lower concern. Plain cotton jersey with no water-repellent finish on record.
⚠Starting grade for this product type
Reebok
Men's Speedwick Textured Active Tee
polyester/nylon blend, no water-repellent coating treatment disclosed
Formaldehyde / VOCs
Limited concern
Microplastic shedding
High concern
PFAS
Limited concern
Lower concern, standard active tee without water-resistant finish.
⚠Starting grade for this product type
Reebok
Men's Tech Training Short Sleeve T-Shirt
polyester/cotton blend, standard knit
Azo dyes and residual dye chemicals
Limited concern
Formaldehyde / VOCs
Limited concern
Microplastic shedding during washing
Moderate concern
Heavy metals
Limited concern
Lower concern, standard training tee with no water or stain treatment indicated.
⚠Starting grade for this product type
Reebok
Men's Tech Top Sleeveless
polyester blend athletic knit
Formaldehyde / VOCs
Limited concern
Azo dyes and dye allergens
Limited concern
Antimony (polyester catalyst residue)
Limited concern
Spandex degradation and microfiber shedding
Moderate concern
Lower concern, basic athletic shirt unlikely to contain PFAS.
⚠Starting grade for this product type
Reebok
Men's Stride Performance Long Sleeve Shirt
Polyester blend performance fabric
Formaldehyde / VOCs
Limited concern
Heavy metals
Limited concern
Skin irritation from dye and finish residues
Moderate concern
Microfiber shedding during wear and wash
Moderate concern
Standard athletic shirt, no known PFAS risk signals detected.
⚠Starting grade for this product type
Reebok
Men's Director Short Sleeve T-shirt
Cotton/polyester blend, no reported treatment
Formaldehyde / VOCs
Limited concern
Dye transfer and crocking
Limited concern
Lower concern, basic cotton t-shirt with no water or stain treatments.
⚠Starting grade for this product type
Reebok
Women's Sleeveless Training Tank Top
polyester blend fabric, no special coating
Heavy metals
Limited concern
Formaldehyde / VOCs
Limited concern
Spandex (elastane) degradation and microfiber release
Limited concern
Fragrance or finishing chemical allergens
Limited concern
Lower concern, basic athletic tank with no water-repellent coating or stain treatment.
⚠Starting grade for this product type
Saucony
Men's Fortify Tight
polyester/nylon blend athletic tight
Azo dyes and synthetic colorants
Limited concern
Formaldehyde / VOCs
Limited concern
Spandex/polyurethane elastane degradation
Limited concern
Standard athletic tight, no known PFAS risk signals identified.
⚠Starting grade for this product type
Saucony
Men's Stopwatch Singlet
polyester mesh singlet
Azo dyes and residual colorants
Limited concern
Formaldehyde / VOCs
Limited concern
Antimony in polyester fiber
Limited concern
Microfiber shedding during wear and washing
Moderate concern
Standard athletic singlet, lower PFAS concern unless treated.
⚠Starting grade for this product type
Saucony
Men's Boston Woven Pants
woven polyester/nylon blend athletic fabric
Formaldehyde / VOCs
Limited concern
Azo dyes and synthetic colorants
Limited concern
Antimony in polyester
Limited concern
Microplastic shedding during washing
Moderate concern
Lower concern, bare woven textile without disclosed water treatment.
⚠Starting grade for this product type
Calvin Klein
Men's Intense Power Sport Tee
Cotton-blend knit jersey, uncoated
Azo dyes and synthetic colorants
Limited concern
Heavy metals
Limited concern
Fragrance allergens or residual chemical odors
Limited concern
Lower concern, basic cotton-blend tee with no known water-repellent coating or stain treatment.
⚠Starting grade for this product type
Calvin Klein
Women's Double Logo High Hip T-Shirt
cotton jersey, no applied finish
Azo dyes and colorant residues
Limited concern
Heavy metals
Limited concern
Lower concern, basic cotton tee with no applied treatments.
⚠Starting grade for this product type
Calvin Klein
Women's High Rise Icon Sport Leggings
nylon/spandex blend
Azo dyes and synthetic dye residues
Limited concern
Spandex degradation and microfiber shedding
Moderate concern
Formaldehyde / VOCs
Limited concern
Standard athletic leggings, no known PFAS red flags identified.
⚠Starting grade for this product type
Puma
Men's Power Mode Training Crewneck Tank Top
polyester/nylon athletic blend
Azo dyes and synthetic colorants
Limited concern
Formaldehyde / VOCs
Limited concern
Fragrance allergens and finish volatiles
Limited concern
Lower concern, standard athletic tank with no water or stain treatment indicated.
⚠Starting grade for this product type
Puma
Men's Cloudspun Training T-Shirt
Polyester blend (Cloudspun fabric)
Azo dyes and dye-related allergens
Limited concern
Microplastic shedding
Limited concern
Lower concern, no water or stain treatment typical for this knit.
⚠Starting grade for this product type
Puma
Lightspeed Ultraweave Men's Graphic Running Singlet
polyester mesh and knit fabric
Azo dyes and synthetic colorants
Limited concern
Microplastic shedding
Limited concern
Graphic print adhesion and peeling
Limited concern
Running singlet with no known PFAS risk, limited brand transparency.
⚠Starting grade for this product type
Puma
Men's Run Coolcell Cooling Running T-Shirt
polyester blend with moisture-wicking treatment
Formaldehyde / VOCs
Limited concern
Heavy metals
Limited concern
Antimony in polyester fiber
Limited concern
Microfiber shedding during washing
Moderate concern
Lower concern, but Puma provides no PFAS transparency on moisture-wicking tech.
⚠Starting grade for this product type
Puma
x Hyrox Move Women's Bra
Nylon, spandex blend athletic fabric
Microplastic shedding during laundering
Limited concern
Allergic contact dermatitis from dyes or finishes
Limited concern
Lower risk. Standard athletic bra without water-repellent features.
⚠Starting grade for this product type
Puma
Men's Train All Day Tech Triblend Tank Top
polyester/cotton blend, no specified coating
Heavy metals
Limited concern
Formaldehyde / VOCs
Limited concern
Microplastics
High concern
Residual dyes and sizing agents
Limited concern
Lower PFAS concern. No water-resistant treatment mentioned.
⚠Starting grade for this product type
Brooks
Men's Brooks Dash Singlet Printed
polyester mesh singlet
Azo dyes and color fastness
Limited concern
Heavy metals
Limited concern
Lower concern. Uncoated polyester mesh unlikely to need PFAS.
⚠Starting grade for this product type
Brooks
Women's Dash Lite Bra
Nylon, spandex blend
Azo dyes
Limited concern
Microplastics
Moderate concern
Contact dermatitis or sensitization from dyes or residual finishes
Limited concern
Lower concern. Basic athletic bra without water-repellent treatment.
⚠Starting grade for this product type
- 65Brooks Men's Graphic Short Sleeve Running Top
- 65Brooks Men's Atmosphere Short Sleeve
- 20Nike Men's Dri-FIT Ready Fitness T-Shirt
- 20Nike Men's AeroSwift Dri-FIT ADV Short-Sleeve Running Top
- 20Nike Men's Dri-FIT Pro Tight Sleeveless Fitness Top
- 20Nike Women's Swift Breathe Dri-FIT Running Tank Top
- 20Nike Women's Swift High Support Sports Bra
- 20Nike Men's Primary Dri-FIT Versatile Tank Top
- 20Nike Men's Stride Dri-FIT ADV Running Tank Top
- 20Nike Women's Nike Tempo Dri-FIT Running Top
- 20Tommy Hilfiger Men's Regular Fit Wicking Polo
- 20Tommy Hilfiger Men's Regular Fit TH Performance Tech Polo
- 20Tommy Hilfiger Men's Regular Fit Performance Jersey Polo
- 20Tommy Hilfiger Men's Regular Fit Performance Shirt
- 20Tommy Hilfiger Men's TH Performance Straight Fit Pants
- 20Tommy Hilfiger Men's Regular Fit Tommy Wicking Polo
- 20Tommy Hilfiger Men's TH Performance Lightweight Polo
- 20Tommy Hilfiger Men's Performance Hooded Jacket
- 20Carhartt Men's Force Sun Defender Relaxed Fit Lightweight Short-Sleeve Polo
- 20Carhartt Men's Force 1/4-Zip Long Sleeve T-Shirt
- 20Carhartt Men's Force Logo Sweatshirt
- 20Carhartt Force Sub-Scrubs Performance Long Sleeve Tee
- 20Saucony Men's Outpace 5" Shorts
- 20Saucony Men's Runshield Tight
- 20Calvin Klein Men's Dress Shirt Slim Fit Non Iron
- 20Calvin Klein Men's Light Weight Quick Dry Moisture Wicking Top with 40+ UPF Protection
- 20Calvin Klein Plus Womens Moisture Wicking Workout Pullover Top
- 20Puma Men's PWRMODE Full Length Tight
Get the graded list, free
The products we score each week, and the best-graded alternative in every category.
No spam. Unsubscribe anytime.