Period.’s The Sporty thong style is a super-absorbent, leak-free period panty designed to provide discreet backup, absorbing up to 2 tampons of flow. Made from PeriodTech™ fabric – a super-stretchy nylon and spandex knit that moves with you. As always, the gusset is made with organic cotton. The Period Company creates affordable, absorbent and sustainable period underwear for all.