Tentacle erotica can be consensual, but frequently contains elements of non-consensual sex. Bukkake pornography involves a performer, usually female, onto whom several men or women ejaculate, usually on the face. Participants who exert sexual control over their partners are known as dominants or tops while participants who take the passive, receiving, or obedient role are known as submissives or bottoms. Buttocks are sometimes emphasized in pornography, 3d hentai where they gaysex are often referred to as booty. Women oriented pornography is sometimes referred to as sex positive pornography. Multiple men and women Bisexual pornography features one woman and two men who all perform sex acts on each other. Pussing: British expression for an activity involving a consenting couple where the male partner watches the woman urinate otherwise undetected in a semi-public place, usually a toilet cubicle at a pub, hotel, restaurant, theatre/cinema, office, club etc. The warm sensation felt when urine trickles on the body seems to give very relaxing and pleasurable feelings to the person. The strategies and tactics that are used to smuggle one of the couple into and out of the toilet undetected are as important or almost as important as the urination. Common positions include lying on back or face down, sitting, squatting, kneeling or standing. Some people get sexual pleasure by inserting objects, such as urethral sounds, into the urethra milf xxx , a practice known as urethral play or sounding. The act may be carried out face to face, or head to tail, with the woman recommended to be on top if she has smaller breasts. The full-weight body-pressure, moisture, sex odors and darkness can be perceived as powerful sexual attractions or compulsions. Cum shots typically do not appear in girl-girl scenes and orgasm is normally implied by utterances, cinematic conventions, or body movement. Pornographic films are typically categorized as either softcore or hardcore pornography. Specific sex acts Anal Anal pornography features anal penetration with a penis, dildo, other objects, or some combination of them.