The video shows a close-up of a horse's head, with a focus on its mouth and teeth. The horse is wearing a bridle and appears to be in a stable. The camera moves around the horse's head, providing different angles of its mouth and teeth. The horse's eyes are also visible, and it seems to be calm and relaxed. The stable is dimly lit, and the background is blurred, but it appears to be a typical stable environment with wooden walls and a dirt floor.