Other fetish Bareback pornography features performers who are not wearing condoms. In general, BDSM play is usually structured such that it is possible for the consenting partner to withdraw his or her consent during a scene; for example, by using a safeword that was agreed on in advance. The phrase buttered bun is sometimes used to refer to the owner of the orifice in question. Multiple men and women Bisexual pornography features one woman and two men who all perform sex acts on each other. Interactive pornography, available in CD-ROM and DVD format, allows the viewer to select the particular acts performed at any one time, sometimes with the camera providing a first person view. Femdom features BDSM scenes in which the dominant partner is female. The smotherbox is placed on a stable surface. Pro-am pornography is sub-genre of amateur pornography that refers to professionally made porn that features amateur actors/actresses, often appearing for the first time in a pornographic film. In Japanese, this natural-fibre rope is known as asanawa; the Japanese vocabulary does not make a distinction between hemp and jute. Bondage/BDSM Bondage pornography features performers tied up or constrained in various ways. This can, however, redirect semen into the bladder . If this is done using penises and/or strap-on dildos, this is sometimes called the sandwich or BigMac. Adult animation is genre gay movies of animation geared towards adults and hentai movies sometimes teens. A pornographic work is characterized as hardcore if it has any hardcore content, no matter how small. Lolita pornography features women who are 18 years old or slightly older, who pretend to be underage teen girls. There is, however, no third party camera work involved. Rainbow parties were covered on The Oprah Winfrey Show in 2003, and became the subject of a juvenile novel called Rainbow Party. Softcore gay pornography also exists; it at one time constituted the genre, and may be produced as beefcake pornography for heterosexual female and homosexual male consumption.