Sex work is illegal in China, and law enforcement practices that focus on condoms as evidence of prostitution are having a negative impact on HIV prevention among sex workers. When Lanlan, who runs a community-based organization (CBO) and support group for sex workers in northern China, introduced female condoms to the female sex workers she works with as part of her CBO’s HIV and sexual and reproductive health (SRH) program, their first reaction was: “The female condom is too big.