The AllMatters menstrual cup is the award-winning period cup that replaces pads and tampons. It is made of 100% soft medical-grade silicone and free of bleach, glue, perfume, lotion or indeed anything that doesn't belong inside your body. It holds up to 3 tampons worth and can be worn for up to 12 hours so forget about your period during the day. And night. The AllMatters menstrual cup last years, not hours. It means huge savings for you and our planet. The AllMatters menstrual cup is Vegan Certified, FDA approved and Allergy Certified. SIZE GUIDE Size A is for those who haven't given birth vaginally. Size B is for those who have given birth vaginally. Size Mini is for teenagers, or those who need a smaller size.