A video of a ceiling with a textured acoustic tile, a vent, and a black, curved piece of equipment, likely a treadmill or elliptical machine, in a dimly lit room.

Video of a curvy, light-skinned woman with long black hair in a gym, wearing a black crop top and gray shorts, standing on a treadmill.

Video of a fit, tattooed woman in blue underwear on a treadmill, capturing her from a low angle, highlighting her toned legs and midriff.

A video of a nude woman with medium breasts and a curvaceous body, posing seductively on a treadmill in a dimly-lit room with black walls.

Video of a naked Asian woman with dark hair, sitting on the floor, using a large, clear dildo on herself, in a modern, brightly lit room with a treadmill in the background.

Video of a topless, blonde, Caucasian woman with large breasts, wearing makeup, in a modern living room with a treadmill and beige walls.

Video of a woman in a white crochet top and black tights, standing with legs apart, viewed from behind, in a modern, brightly lit room with white furniture and a treadmill.

Video of a woman with light skin, wearing a white sports bra and neon green shorts, standing on a treadmill in a gym.

A video of a woman's legs and feet on a treadmill, wearing red shorts and patterned panties, white socks with \"HY\" printed on them, and black sneakers.