Sirona’s Menstrual Cup is for those who care for own health (cups don’t absorb anything / therefore does not dry out or disrupt your natural pH) & the environment (disposal of sanitary products creates toxic waste). Cups are made of high-quality silicone that is widely applied in medical care products such as infant nipples, catheters etc (since it is toxic free, odor free & allergy free) and retains 15ml of menstrual blood and is worn internally, like a tampon. With Sirona’s Menstrual Cup you would always be prepared to take on your periods!