The BeYou Menstrual Cup holds up to 3 tampons worth and can be worn for up to 12 hours. You can forget about your period during the day and night. BeYou's Menstrual Cup lasts for years, not hours - cutting down on waste and monthly cost. It's made with 100% soft, medical grade silicone. With no hazardous chemicals, BPA, Latex, or Dye.We recommend using the Medium cup if you are under 25 and have not given birth vaginally. Key Features of BeYou Menstrual CupUp to 12 hours protection. Environmentally and economically friendly - lasts up to a decade. No leaks100% medical grade silicone.