In the video, a person is seen sitting in the back seat of a car, holding a blue seat belt. The seat belt has a silver buckle, and the person is holding it with their left hand. They then proceed to insert the buckle into the buckle holder on the car seat. The person's hand is visible, and they are wearing a black watch on their left wrist. The car seat is gray, and the interior of the car is visible in the background. The person's actions are deliberate and careful as they insert the buckle into the holder.