A brand of rubber
menstrual cup worn inside the
vagina to catch
menstrual discharges. Reusable, so it's much better for the
environment than throwing away the piles of
tampons or pads a woman can go through over time. However, I'm told that it's a real pain to remove without spilling.
complete product description available at http://www.eco-logique.com/p-keeperfaq.htm