Reusable period underwear that absorbs your flow and protects from leaks, while keeping you feeling fresh. Switch to Thinx for period underwear!

Shop all Thinx reusable period panties that absorb your flow and protect from leaks, while keeping you feeling dry and fresh all day.

Get Thinx's full-coverage boyshort style underwear made with super soft, premium Modal Cotton. Shop today for leakproof technology that lasts up to 12 hours.

Our All Day Bikini offers young teens comfortable, stylish protection for periods, perfect for all-day wear. Shop now for confident period protection.

Discover Thinx leakproof period underwear, offering protection, comfort, and convenience all in one. Stay fresh and dry for up to 12 hours. Shop Thinx today.

One of the most normal aspects of giving birth is one that’s rarely talked about: the leaks that begin during pregnancy and can continue for years after. Our absorbent underwear is …

Feb 29, 2024 · Stay informed with Thinx's blog, covering topics from period health to empowerment. Get tips, stories, and insights. Read our blog today.

Discover how Thinx bladder leak underwear works with absorbent layers and moisture-wicking fabric to keep you dry and comfortable.

The Basic Brief offers dependable protection and a comfortable fit for bladder leak security. Shop today.

Learn about us, from our history of smashing period taboos to our innovations in period underwear technology. Read on about Thinx's mission & values today.