Flex Disc is a disposable menstrual disc that provides 12-hour comfort and leak protection for every type of flow.Say goodbye to cramping, odor, or disruptions to your vaginal pH. Plus, each disc holds 5+ super tampons of flow, so you can go all day without frequent changes, even while sleeping. Flex Disc Disposable Benefits 12 hour wear Heavy period friendly Self-emptying  Ingredients: Medical-grade polymer blend, mineral oil, < 2% non-toxic carbon black (for rim color), < 1% antioxidant polymer stabilizer. Who is the Flex Disc Good For? Flex Disc, the disposable version, can be used to discover if menstrual discs are a good option for you. Or, keep a few on you for travel purposes or emergencies. Flex Disc is firmer than all reusable menstrual discs made of silicone.    Flex Disc Dimensions Diameter 69 mm Volume 70 ml Firmness  (5/5) You can sort cups and discs by measurements on the Period Nirvana Menstrual Cup Chart.