In more vigorous forms of fisting, such as punching or punchfisting, a fully clenched fist may be inserted and withdrawn slowly. Gay-for-pay describes male or female actors, pornographic stars, gay twinks or sex workers who self-identify as heterosexual but who are paid to act or perform as homosexual professionally. In the fetish cuckolding subculture, it is most common for the female to take on the sexually dominant role and the male the submissive role, however, female subs, sometimes referred to as cuckqueans, also exist. Transsexual porn star Wendy Williams has stated that transsexual Porn is classified as Straight Specialty. Tentacle rape or shokushu goukan is found in some horror or hentai titles, with tentacled horny milfs creatures having sexual intercourse with female characters. Two women tapegagged and cuffed to iron bars Bondage and Discipline are two aspects of BDSM that do not seem to relate to each other because of the type of activities involved, but they have conceptual similarities, and that is why they appear jointly. Gloryhole pornography features women performing fellatio on unidentified men through a small hole made in a bathroom divider. Several hundred exclusively pegging films were produced, as well as twice as many bisexual and straight films with strap-on scenes. In general, BDSM play is usually structured such that it is possible for the consenting partner to withdraw his or her consent during a scene; for example, by using a safeword that was agreed on in advance. Some techniques which may work for one individual can be difficult or uncomfortable for another. Normal quantities of ejaculate range from 1.5 to 5.0 milliliters lesbian hentai . Compensating elements of the total dominance and submission are care and devotion complementing one another, thus facilitating stable relationships. The current record is held by Lisa Sparks who had sex with 919 men on October 16, 2004 in Warsaw, Poland as part of the Third Annual World Gangbang Championship and Eroticon 2004. In modern BDSM vernacular, the queening stool allows open access to the crotch while seated.