Bundles & Sets

How do I find my size?

A good, snug fit is the key to preventing leaks. Use our size guide to find your perfect fit. Measure your waist, and hips, then compare with our chart to select the right size.

Clair period underwear size guide: S waist 64 cm hip 68 cm, M waist 68 cm hip 72 cm, L waist 72 cm hip 76 cm

What if I'm between sizes?

For our styles, we generally recommend sizing up if you are between two sizes. This ensures maximum comfort.

Period underwear sizing tip: if you are between sizes, size up for comfort and leak protection