In the video, a man is seen brushing the teeth of a dog. The man is wearing a gray shirt and is using a toothbrush to clean the dog's teeth. The dog is black and white and is sitting on a couch. The man is holding the dog's mouth open with one hand while brushing with the other. The toothbrush has a red handle and white bristles. The man is focused on cleaning the dog's teeth and seems to be doing a good job.