Sirona's Menstrual Cup is the most modern, economical and leak-free way of experiencing complete period comfort. It is a reusable, silicone cup that collects your menstrual flow rather than absorbing it. and is worn internally, like a tampon. It is ideal for those who care for their own health (cups don't disrupt your natural pH) & the environment (disposal of sanitary products create toxic waste). Cups are made of high-quality medical-grade silicone that is widely applied in products such as infant nipples, catheters etc (it is toxin-free, odorless & hypoallergenic). Thanks to its design, it is an ideal menstrual aid for swimming, all other kinds of sports, traveling and common daily chores! With Sirona's Menstrual Cup you would always be prepared to take on your periods! REUSABLE CUPS IN 3 SIZES: MEDIUM Menstrual Cups are ideal for women with a medium built or who have not given birth or women up to the age of 30 years.