The term breast fetishism is also used to refer to cultural attention to female breasts and the sexuality they represent, with debate continuing as to whether the modern widespread fascination with breasts among heterosexual males in western societies is a sexual fetish. A study of the condom usage habits of New Zealand sex workers said that they offered various safe sex alternatives to vaginal sex to clients who refused to wear a condom. It is typically animated pornography, as the legal age to be featured in a pornographic film in Japan is 18. Typically, its fans identify themselves as straight. Most bisexual porn is made by small production companies rather than the major studios. If one person is mature milfs penetrated by two objects, it is generically called double penetration . Buttocks are sometimes emphasized in pornography, where they are often referred to as booty. Reality pornography is a genre of pornography where staged scenes, usually shot in cinéma vérité fashion, set up and precede sexual encounters. Yaoi is anime or manga that features gay males . Hermaphrodite, also known as herm, refers to pornography, typically hentai, that features persons with the genitalia of both sexes. Today, pornographic films can be sold or rented on DVD, shown through Internet and special channels and pay-per-view on cable and satellite, and in adult theaters. Although there may be no connection between coprophilia and sadomasochism , the limited data on the former comes from studies of the latter. To avoid soreness from this resulting friction, some may prefer to use a personal gay sex video lubricant, masturbation cream or saliva during masturbation. These styles are much closer to the style of bondage scenes in mainstream television. In a few relationships, it leads as far hentai sex as total submission of one partner in the truest sense of the phrase total power exchange . For some people, non-penetrative sex is the primary sexual activity of choice above all others. During anal sex, male pleasure can be particularly derived from the prostate, which can lead to an orgasm and ejaculation.