Menstrual cup

Device worn in the vagina to catch menstrual blood

A menstrual cup is a menstrual hygiene device which is inserted into the vagina during menstruation. Its purpose is to collect menstrual fluid (blood from the uterine lining mixed with other fluids). Menstrual cups are made of elastomers (silicone rubbers, latex rubbers, or thermoplastic rubbers).

From Wikipedia, under CC BY-SA. More on occurri.