Video: Two young women, one in red bikini, one in white, sit on a blue mat. Behind them, a man's erect penis is visible.

Video of a nude young man with an erect penis and a partially clothed young woman, both on a bed with white sheets and marble-patterned wall background.

Video of a light-skinned transgender woman with curly brown hair, wearing a floral dress, seated on a bed, holding her erect penis, in a pink room.

A video of a nude, tan-skinned woman with long brown hair, holding her erect penis, lying on a bed with pink flowers in the background.

Video of a nude Asian man with medium build, fair skin, and erect penis, sitting on a bed, holding his penis. In the background, another Asian man, wearing a face mask, watches.

Video of a curvy, tattooed Latina woman with curly hair, in a pink top and white panties, stroking the erect penis of a young, muscular, dark-skinned man with short hair and beard, in a modern, minimalistic bedroom.

A video of a woman in a hospital gown examining a man's penis, taken from a smartphone with a virtual overlay of health metrics.

A close-up video of a young Asian woman with long brown hair, eyes closed, and red fingernails gently touching her lips while standing next to a naked man's erect penis.

Video of two nude men, one with light skin and short dark hair, lying on a striped rug, embracing; the other, with a tattoo on his right thigh, has a circumcised, erect penis.