Classic

Final Sale 20% off

Sport

Original Price

$35

Sale Price

$28

Thinx underwear is not made or treated with PFAS

Thinx underwear is not made or treated with PFAS

absorbency moderate

3 out 5 droplets
holds3
worth.
colorSpicy

 - final sale*

Select a color

size

size chart

buy 3, save 10%

Buy 3-4 pairs for 10% off

Buy 5-6 pairs for 15% off

Buy 7+ pairs for 20% off

Savings are applied automatically during checkout. Our custom Set discount applies to Thinx period underwear and Thinx for All Leaks bladder leak underwear (but excludes Saver Sets).

buy 3, save 10%

Buy 3-4 pairs for 10% off

Buy 5-6 pairs for 15% off

Buy 7+ pairs for 20% off

Savings are applied automatically during checkout. Our custom Set discount applies to Thinx period underwear and Thinx for All Leaks bladder leak underwear (but excludes Saver Sets).

*final sale items are not eligible for returns or exchanges.

style

A sporty style designed with a comfy, exercise-ready fit — so you can period better *and* move better.

Thinx underwear is not made or treated with PFAS.

fit

This style has moderate back coverage and fits true to size, but if you're between sizes, we recommend sizing up.

Thinx - Sport - Style+Fit.jpg
Wear this on moderate flow days when you want a bigger range of movement in the leg, especially during workouts!

fabric

  • body: 84% polyamide, 16% elastane
  • body liner: 95% cotton, 5% elastane
  • gusset 1 (wicking): 95% cotton, 5% elastane
  • gusset 2 (absorbent): 96% cotton, 4% elastane
  • gusset 3 (barrier): 100% polyester, coated w/ breathable PU
  • SUPIMA® Cotton, elastane, polyester, polyurethane, Nanotex® wicking agent, Agion®
  • Thinx underwear is not made or treated with PFAS.

Our underwear is certified according to STANDARD 100 by OEKO-TEX:registered: [20.HUS.04850 | HOHENSTEIN HTTI]

care instructions

Wash before wearing. Hand wash or machine wash cold on a delicate cycle. Do not use bleach or fabric softener. Hang dry — no ironing please!

Thinx Classic illustration

Classic

Stylish silhouettes featuring seasonal colors and lace & mesh details in a silky-smooth fabric. Available in all 5 absorbencies for every type of flow.

The Sport helps me feel sexy and remain true to my active lifestyle — I can go from dance class to nightlife without having to make major changes.
Nzingah from Fort Lauderdale, FL, light to heavy

how our period underwear works

Thinx - PDP - take the Know Your Flow quiz

find your style

Tell us a li'l bit about your flow, and we'll match you with the right pair!

Thinx - PDP - create a set

buy more, save more

Mix and match any Thinx undies — and you can save up to 20%.

FAQs