Bukkake is a sex act portrayed in pornographic films, in which several men ejaculate on a woman, or another man. Reality and voyeur pornography, animated videos, and legally prohibited acts also influence the classification of pornography. Double penetration of the vagina, anus and mouth, can involve: Simultaneous penetration of the anus by two penises or other objects. The niche popularity grew significantly in the latter half of the first decade of the 2000s. Other objects such as ball point pens and thermometers are sometimes used, although this practice can lead to injury and/or infection. Lolita pornography caters to ephebophiles. It is geared towards heterosexual hentai sex men, who most typically define a threesome as such. Today, religions vary in their views of masturbation; some view it as a spiritually detrimental practice, some see it as not spiritually detrimental, and others take a situational view. While anal sex is commonly associated with male homosexuality, research shows that not all gay males engage in anal sex and that it is not uncommon in heterosexual relationships. There are various subcultures under this umbrella term and distinct difference between these subcultures. Typically featured are hitting, choking, name-calling and hair-pulling. Arcane or occult pornography involves sexualized situations with an occult or magical tone or performers who costume themselves in keeping with the theme, for example, a male performer dressed as a wizard. Certain websites have begun providing bondage videos and photographs featuring the kidnapping roleplay, which has been largely the hallmark of detective style bondage magazines. Men may also rub or massage the glans, the rim of the glans, and the frenular delta. Lying face down on a comfortable surface such as a mattress or pillow, the penis can be rubbed against it. Internal ejaculation shots milf xxx are a comparatively gay boy porn recent development in pornography; they are not found in early pornographic films. Irrespective of the legal or social view of pornography, it has been used in a number of contexts.