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Modal Cotton

Modal Cotton Lace Hi-Waist

Original Price

$39

Thinx underwear is not made or treated with PFAS

45-day trial
+ free returns

Don’t love 'em?
Get your $ back
no Qs asked

Thinx underwear is not made or treated with PFAS

absorbency heavy

4 out 5 droplets
holds4
worth.
colorBlack
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).

style

A throwback-inspired, high-rise silhouette made from breathable modal cotton and embellished with lace detail.

Thinx underwear is not made or treated with PFAS.

fit

This heavy absorbency style sits above the belly button and has an extended center panel for front-to-back leak protection. Fits true to size.

Thinx_Modal-Lace-Hi-Waist_Style+Fit.jpg
Perfect for flow days that need a supportive, high-rise fit without sacrificing style.

fabric

  • body/liner: 53% SUPIMA® Cotton, 35% TENCEL™ Modal, 12% elastane
  • side panels: 91% polyamide 9% elastane
  • gusset 1 (wicking): 100% polyester
  • gusset 2 (absorbent): 96% cotton, 4% elastane
  • gusset 3 (barrier): 100% polyester, coated with PU
  • polyester, cotton, elastane, polyurethane, Agion®, Lava XL-N®
  • 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 Modal Cotton illustration

Modal Cotton

Our buttery-soft Modal Cotton blend of SUPIMA®️ Cotton and TENCEL™ Modal is perfect for feeling *extra* cozy on your period.

I love the look, fit and feel of these panties. Very comfortable and absorbent, these are my go-to for heavy days.
Trishia from Austin, TX, moderate to 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