Focus on height, muscle mass, weight, or overall body proportions, and the appeal often comes from the power dynamics, visual contrast, or physical limitations implied by the size gap. People with this kink might be turned on by: One partner being much taller or shorter than the other. One partner being far more muscular or heavier. The fantasy of being towered over, engulfed, or overpowering someone physically. It’s not limited to one gender dynamic — it can occur in any pairing — and for some, it’s about the visual contrast, while for others it’s about the feeling of physical dominance/submission that can be implied by size disparity. Some of its core characteristics are: Implication that the act is barely possible due to size. Belly and throat bulging out at insertion of phallic member in orifices. Pain caused by the insertion of something much bigger than appropriate. Gaping caused at removal of phallic member. Cum being voluminous, with forceful ropes of cum. All characters featured are consenting adults. They are over the age of consent and mature adults. The characters are grown up both mentally and physically. The characters are adults. Everything is very consensual and sane, with both partners having agreed previously on the terms. The characters are mature enough to enthusiastically consent.