All right, I'm going to stop joking for a bit so that I can tell you clueless guys information that will help you join society.
Dascoo, it's a
period). The joke is that the one in the site has a large spike on the end so that anyone trying to rape them would be seriosly injured as he stuck his penis on it.
Damnation, it would only hurt if you were stupid enough to have sex with your girlfriend while she had her tampon in, but that generally doesn't matter because few women actually feel like having sex during their period.
Are we all clear about this stuff, or do I need to explain more?