The interaction between tops and bottoms—where physical or mental control of the bottom is surrendered to the top—is sometimes known as power exchange, whether in the context of an encounter or a relationship. The most common depiction of a hermaphrodite is a person with a female face, breasts, and build, and a penis , although there are other combinations. Watersports pornography features sexual activities involving urine, such as golden showers. Simultaneous penetration of the mouth and either the vagina or anus. Making a pearl necklace is one of the activities that sex workers use as safe sex alternatives for people who refuse to wear condoms. Depictions of male and female masturbation are common in pornography, including gay pornography. Participants usually derive pleasure from this, even though many of the practices—such as inflicting pain or humiliation or being restrained—would be unpleasant under other circumstances. Some do mature milfs not use the diapers at hentai sex all, for arousal, or bladder and bowel movements. A pearl necklace is a slang term referring to a sexual act in which a man ejaculates semen on or near the neck, chest, or breast of another person. It may be used as foreplay, or as an alternative to sexual penetration. It concludes these findings suggest that an explanation for fat admiration may be that FAs are rejecting sociocultural norms of attractiveness. Interracial pornography typically employs ethnic and racial stereotypes in its depiction of performers and many of interracial pornographic films still include racial stereotypes, although the segregation of actors by race has diminished considerably. The stimulation may involve hands, fingers, everyday objects, sex toys or combinations of these. Unlike the traditional definition of the term, in fetish usage gay twinks a cuckold is complicit in their partner sexual infidelity and takes masochistic sexual pleasure in it. Fisting involves the insertion of one partner entire hand into a vagina or the anal cavity.