Advocates of RACK argue that SSC can hamper discussion of risk because no activity is truly safe, and that discussion of even low-risk possibilities is necessary for truly informed consent. Examples of heterosexual pornographic film series featuring gay boy porn creampies include Cream Filled Teens and Internal Cumbustion. Sometimes one or more fingers may be inserted into the vagina to stroke its frontal wall where the G-spot may be located. As of 2013, little analysis of this paraphilia has been reported in medical literature. This fetish sometimes originates from childhood memories of needing, or of seeing another needing, to urinate. For example, in Australia it is rated Refused Classification . 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. Double penetration 3d hentai of the vagina, anus and mouth, can involve: Simultaneous penetration of the anus by two penises or other objects. Some women who engage in same-sex sexual activity may reject not only identifying as lesbians but as bisexual as well, while other women self-identification as lesbian may not align with their sexual orientation or sexual behavior; sexual identity is not necessarily the same as one sexual orientation or sexual behavior, due to various reasons, lesbian milfs such as the fear of identifying their sexual orientation in a homophobic setting. Macrophilia is a fascination with or a sexual fantasy involving giants, more commonly expressed as giantesses . Both sexes sometimes apply lubricating substances to intensify sensation. The term pearl necklace is used by some because the drops of semen deposited by the man resemble a necklace of translucent white pearls. In S/M, the Sadist is usually the Top and the Masochist the Bottom, but these roles are frequently more complicated or jumbled . The term combines elements of the Freudian psychoanalytic fetish and the Marxist commodity fetish, and is used in the context of British, Spanish and French colonialism and imperialism and their aftereffects.