Thinx are washable, reusable period underwear. They look and feel just like normal underwear. They keep you feeling fresh and dry with their built-in protection, are super comfy and machine washable. Thinx’s super absorbency cotton modal super brief protects you without the bulk of a pad, as it hold’s up to five tampon’s worth of menstrual blood. The waistband sits at the high hip. Wide sides gives this super brief extra back coverage.