A scene where many women have sex with one man is referred to as a reverse gang-bang. Some men enjoy masturbating during pegging. Low et al. Pornographic films are produced and supplied on a variety of media, depending on videos gays demand and the technology available, including traditional film stock in various formats, video for home viewing, DVD, Internet download, cable TV and other media. In the West, masturbation in private or with a partner is generally considered a normal and healthy part of sexual enjoyment. Erotic spankings are commonly combined with other forms of sexual foreplay. Unlike smothering, in facesitting the bottom partner is not deprived of air. A person may be sexually penetrated multiple times simultaneously. For a foot fetishist, points of attraction include the shape and size of the foot and toes , jewelry , treatments , state of dress , odor, and sensory interaction . Lying face down one may use the hands, one may straddle a pillow, the corner or edge of the bed, a partner leg or some scrunched-up clothing and hump the vulva and clitoris against it. During anal sex, male pleasure can be particularly derived from the prostate, which can lead to an orgasm and ejaculation. Locks may be used to emphasize the submissive position or the submissive hands may be fastened above his head to the box. To avoid soreness from this resulting friction, some may prefer to use a personal lubricant, masturbation cream or saliva during masturbation. Creampie pornography features ejaculation inside the vagina , mouth or rectum instead of the common cum shot, followed by the visible seeping or dripping of semen from the vagina, mouth or anus. Testosterone naked milf discourages fat anime hentai storage in these areas. Rubber pornography involves rubber, latex, and similar materials. Some men place both hands directly on their penis during masturbation, while others may use their free hand to fondle their testicles, nipples, or other parts of their body. Milking pornography features lactating women being milked or milking themselves .