It's on our own choice.Unlike tampons and pads, the cup collects menstrual fluid rather than absorbing it. ..... Cleaning a menstrual cup in a public toilet can pose problems ....There are different kinds of menstrual cups that are available in the market right now. There are the soft, flexible and disposable kinds.Then there are menstrual cup at cupissima.com that are shaped like bells. These are reusable and are intended to last up to a decade.