Mutual masturbation is a sexual act where two or more people stimulate themselves or one another sexually, usually with the hands. This may relate to fetishes such as voyeurism or cuckolding. Depictions of male and female masturbation are common in pornography, including gay pornography. It is sometimes combined with BDSM features. Mutual masturbation can be practiced by males or females in pairs or groups with or without actually touching another person as indicated by the following examples of contact versus non-contact scenarios: Non-contact mutual masturbation Two people masturbating in the presence of each other but not touching. A common way that these are depicted in a single scene is with one woman and two men performing together. This technique may include the use of a simulacrum, or artificial vagina. Dwarfs or midget pornography features performers who are dwarfs/midgets. It is mutual consent that makes a clear legal and ethical distinction between BDSM and such crimes as sexual assault or domestic violence. English adopts and uses hentai as a genre of pornography by the commercial sale and marketing of explicit gay twink porn works under this label. The term is a slang word that originated in the gay community and comes from the equestrian term bareback, mature milfs which refers to the practice of riding a horse without a saddle. Sometimes special furniture is used, such as a queening stool or smotherbox. Pornography may hentai movies be presented in a variety of media, including books, magazines, postcards, photographs, sculpture, drawing, painting, animation, sound recording, film, video, and video games. It like associating every Christian with the zealots who cause religious wars. Related genres include: Amateur pornography originally referred only to pornography produced by amateurs but now also includes professionally made pornography designed to appear as if it were amateur. Such explicit sexual interaction is seen only rarely in public play spaces, and it is sometimes specifically banned by the rules of a party or playspace.