Size A for women aged 30+ & all women post vaginal birth. Mooncup is the original, soft, medical-grade silicone menstrual cup designed by women as the convenient, safe and eco-friendly alternative to tampons and pads. Tried and trusted since 2002 the Mooncup menstrual cup, made in the UK, offers an end to the waste, discomfort and expense of disposable sanitary protection. The Mooncup is vegan and plastic-free.