It's a disposable menstrual cup which costs less than 40 cents .
Ring is dark red, pouch is lighter color.
The Instead people say women can keep the cup in about twice as long as they would a tampon, up to 12 hours on light days. And users can wear the cup during sexual intercourse for blood-free sex. As also mentioned below, cups are probably the safest of all menstrual protection devices. But many women are reluctant to insert their fingers into their vaginas, especially during menstruation, and this may pose a problem for wide acceptance. And there is the disposability factor - this is not biodegradable material.