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You're about to enter the THINX Periodical, a blog with *adult-ish* content. Do you want to proceed?

Sport

$32

Sport

Medium Days. Holds up to 1½ regular tampons' worth.

Thanks to the Sport's classic THINX protection, high, wide, comfort-fit leg holes (adios, chafing), and a soft, breathable cotton interior, you can period better, perform better, and play better. Or... just lay around without lace better. 

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Medium Days. Holds up to 1½ regular tampons' worth.

$32
what’s my size?

Send me an email when is back in stock.

Pre-order! Your entire order will ship February 15th with Sport /

#soldoutforever

Buy a Cycle Set and save

Your hip measurement is the most important size to consider when trying to find the perfect fit.

👇 select a sizecmin

xxs - hip 33-34"

size XXS


waist , measured at your natural waist (aka just under your belly button)


hip , measured right around the largest part of your booty 🍑


We recommend size XXS if you wear jean sizes (US). 👖👌


*Because THINX uses special technology to keep you leak free, our sizes fit a bit more snug than your average run-of-the-mill undies.

xs - hip 35-36"

size XS


waist , measured at your natural waist (aka just under your belly button)


hip , measured right around the largest part of your booty 🍑


We recommend size XS if you wear jean sizes (US). 👖👌


*Because THINX uses special technology to keep you leak free, our sizes fit a bit more snug than your average run-of-the-mill undies.

s - hip 37-38"

size S


waist , measured at your natural waist (aka just under your belly button)


hip , measured right around the largest part of your booty 🍑


We recommend size S if you wear jean sizes (US). 👖👌


*Because THINX uses special technology to keep you leak free, our sizes fit a bit more snug than your average run-of-the-mill undies.

m - hip 39-40"

size M


waist , measured at your natural waist (aka just under your belly button)


hip , measured right around the largest part of your booty 🍑


We recommend size M if you wear jean sizes (US). 👖👌


*Because THINX uses special technology to keep you leak free, our sizes fit a bit more snug than your average run-of-the-mill undies.

l - hip 41-42"

size L


waist , measured at your natural waist (aka just under your belly button)


hip , measured right around the largest part of your booty 🍑


We recommend size L if you wear jean sizes (US). 👖👌


*Because THINX uses special technology to keep you leak free, our sizes fit a bit more snug than your average run-of-the-mill undies.

xl - hip 43-44½"

size XL


waist , measured at your natural waist (aka just under your belly button)


hip , measured right around the largest part of your booty 🍑


We recommend size XL if you wear jean sizes (US). 👖👌


*Because THINX uses special technology to keep you leak free, our sizes fit a bit more snug than your average run-of-the-mill undies.

xxl - hip 45½-47”

size XXL


waist , measured at your natural waist (aka just under your belly button)


hip , measured right around the largest part of your booty 🍑


We recommend size XXL if you wear jean sizes (US). 👖👌


*Because THINX uses special technology to keep you leak free, our sizes fit a bit more snug than your average run-of-the-mill undies.

3xl - hip 48-49½”

size 3XL


waist , measured at your natural waist (aka just under your belly button)


hip , measured right around the largest part of your booty 🍑


We recommend size 3XL if you wear jean sizes (US). 👖👌


*Because THINX uses special technology to keep you leak free, our sizes fit a bit more snug than your average run-of-the-mill undies.


Thanks to the Sport's classic THINX protection, high, wide, comfort-fit leg holes (adios, chafing), and a soft, breathable cotton interior, you can period better, perform better, and play better. Or... just lay around without lace better. 


Body: 89% nylon, 11% elastane
Gusset: 95% cotton, 5% elastane; middle breathable PUL


To take care of your THINX, you rinse first , pop ‘em in a mesh laundry bag (this keeps your delicates, ya know, delicate), then cold wash and hang dry . Don’t use bleach or fabric softener! And yes, the rest of your clothes will be fiiine.


THINX are made with our signature period-proof tech that absorbs your flow, controls odor, helps prevents leaks, and keeps you fresh ‘n’ dry — all without feeling bulky or wet. THINX are underwear for periods made with our signature tech that absorbs your flow, controls odor, helps prevents leaks, and keeps you fresh ‘n’ dry — all without feeling bulky or wet.


Try THINX for 60 days, if it doesn't help you period better,
we'll give you a refund. No questions asked!

Fabric

Body: 89% nylon, 11% elastane
Gusset: 95% cotton, 5% elastane; middle breathable PUL

Care Instructions

To take care of your THINX, you rinse first , pop ‘em in a mesh laundry bag (this keeps your delicates, ya know, delicate), then cold wash and hang dry . Don’t use bleach or fabric softener! And yes, the rest of your clothes will be fiiine.

Care Instructions

To take care of your THINX, you rinse first , pop ‘em in a mesh laundry bag (this keeps your delicates, ya know, delicate), then cold wash and hang dry . Don’t use bleach or fabric softener! And yes, the rest of your clothes will be fiiine.

Fabric

Body: 89% nylon, 11% elastane
Gusset: 95% cotton, 5% elastane; middle breathable PUL

How It Works

THINX are made with our signature period-proof tech that absorbs your flow, controls odor, helps prevents leaks, and keeps you fresh ‘n’ dry — all without feeling bulky or wet. THINX are underwear for periods made with our signature tech that absorbs your flow, controls odor, helps prevents leaks, and keeps you fresh ‘n’ dry — all without feeling bulky or wet.

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