Benefit 1 No-negotiation protection No rock paper scissors over whether your partner is or isn?t going to wear a condom. You win. Every time. Benefit 2 High efficacy FC2 is a highly effective barrier contraceptive that also protects against STIs, including HIV. It has a 95% efficacy when used as directed. This means that FC2 was used correctly with each act of intercourse. Use as your all-in-one on-demand birth control method or in tandem with hormonal birth control for extra protection.1 Benefit 3 No pressing pause Slip in your FC2 before intimacy to seamlessly transition into sexy time without worrying about protection or having to stop for your partner to put on a condom. Most women insert FC2 between 2 and 20 minutes before sex, but feel free to use FC2 when it works best for you. (description exceeds maximum possible length)