The video starts with a close-up of a cartoon dog's mouth, which is open and showing its teeth. A magnifying glass is being held up to the dog's mouth, and as the video progresses, the magnifying glass moves around the dog's mouth, showing different angles of the teeth. The dog's mouth is pink, and the teeth are white. The background is yellow with a green checkered pattern. The dog's eyes are wide open, and it appears to be looking at the magnifying glass. The dog's fur is brown and white, and it has a black nose. The magnifying glass has a blue handle.