The Cobra Female Condom is a natural rubber latex sheath that is thin, soft, and fits loosely. It has a soft polyurethane foam donut form at the closed end and a flexible octagonal ring at the open end that is meant to be worn inside the vulva.The condom is inserted into the vulva and held in place during sexual activity by the polyurethane foam at the closed end of the sheath. Part of the external genitalia is covered by the octagonal outer ring at the open end of the sheath, which stays outside the vulva. Before having sex, the cobra female condom should be placed inside the vulva. It helps avoid unwanted pregnancies by retaining the man's sperm after ejaculation. Additionally, it serves as a defense against STIs, which include.