Three young, nude men with diverse body types and ethnicities stand in a locker room, holding their flaccid penises.

Video of two shirtless, muscular men in blue jeans seated on a black couch in a dimly lit room with blue curtains and a shelf.

Video of three young, naked, slim Asian men in a clinical setting, with blue curtains in the background.

Video of four young men in a clinical room. Two shirtless men with muscular builds wear black Calvin Klein underwear, another wears a black shirt and blue jeans, and a fourth man in a white shirt and khakis adjusts the shirtless man's clothing.

Video of a male masseur in a white shirt giving a full-body massage to two nude, fair-skinned women on a massage table in a white-walled room.

Video of three nude men in a white room; one is on a massage table, another kneels beside, and the third stands behind, massaging.

Video of two naked, slender men, one with a circumcised penis, in a clinical room with a white wall and a medical bed, while a man in a light blue shirt watches.

Video of two nude men, one standing, one bent over a table, in a white-walled room with tiled floor.

Video of three Asian men in a medical setting: a young man in beige shorts and t-shirt, a muscular man in black shorts and t-shirt, and a doctor in white lab coat, with a desk and computer.