The only brand of internal condom that's FDA approved and available in the U.S. is the FC2 Female Condom®. It's available online at the FC2 Female Condom®.
Female condoms may be one of the best kept secrets in reproductive health. Even though the first female condom product was introduced.
Female condoms are a thin pouch that can be inserted into the vagina before sex, forming a barrier to protect you from sexually transmitted infections (STIs) including HIV, and unplanned pregnancy. Female condoms can also be used to protect you and your partner during anal sex.
The female condom can be inserted into the vagina up to eight hours before having sex and doesn't require an erection for use.
The Right Way to Use a Female Condom: Condom Dos and Don'ts, How To Insert and Remove a Female Condom.