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. Slip the Thinx moderate absorbency hiphugger under all your mid-and low-rise jeans, as the waistband won’t peep out from the denim. They have full coverage and a lace waistband. The moderate absorbency hiphugger holds up to three regular tampon’s worth.