Classic

Final Sale 30% off

Hi-Waist

Original Price

$35

Sale Price

$24.50

Thinx underwear is not made or treated with PFAS

Thinx underwear is not made or treated with PFAS

absorbency heavy

holds4
worth.
colorBlack

 - 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

Our high-waisted throwback style, upgraded with chic mesh panels and incredible absorbency for your heavy days.

Thinx underwear is not made or treated with PFAS.

fit

This style has an extended gusset for full back coverage. It fits true to size, so we recommend ordering your usual size.

Thinx - Super Hi-Waist - Style+Fit.jpg
Perfect for those heavier, crampier days when you want a high-rise fit that gently hugs your stomach.

fabric

  • body: 84% polyamide, 16% elastane
  • mesh panels: 79% polyamide, 21% 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.

I love wearing the Hi-Waist as a backup to my menstrual cup. No more stressing over leaks at bedtime or during the work day!
Denise from Cleveland, OH, very heavy flow

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