period-proof underwear

now in designs that absorb as much as 4 tampons worth that is

2x the absorbency. 2x the security. Meet Thinx Super — our brand new undies that absorb up to 4 tampons’ worth of the flow. ??

Presenting Thinx atmosphere — our signature period-proof undies, now in a ultra-light, cooling fabric that is micromesh.

Make a bold declaration with Ocean – our *special edition* color for Earth Day. Reduce these 5 styles to your plastic footprint. ??

Meet Dusk, a smoky hue that’s the very best of both globes — a go-to basic *and* a dreamy color. Snag it in three of y our styles that are best-selling.

Thinx may be used as a back-up or replacement to old-fashioned duration services and products. Based on your movement (light, medium, heavy), Thinx can replace pads and liners or perhaps used with tampons and cups for additional protection.

how can Thinx work?

how can Thinx work?

Our undies that are period-proof as much as 4 tampons’ worth — yet they look and feel just like regular underwear.

take to ’em risk-free!

free delivery on first order w/ account

60 time money-back guarantee reviews

free, no-hassle comes back


Get started doing a few favorites from menstruators as you!

stands up to 2 regular tampons’ worth

stands up to 2 regular tampons’ worth

stands up to 2 regular tampons’ worth

the lady whom bled a river — and it also ended up being fine

let’s period better, together

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