Thinx Cotton Bikini Underwear - Black

Cotton Bikini
Holds up to 1½ regular tampons' worth.
A simpler, stripped-down version of our fave period-proof undies, in a fresh new style. Let your V breathe easy.

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! & yes, the rest of your clothes will be fiiine.


Body: 95% organic cotton, 5% 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.