In the video, a person is seen sitting in the back seat of a car. The person is wearing a seat belt and is demonstrating how to use it. They are holding the seat belt with both hands and pulling it across their body. The person then clicks the seat belt buckle into place, securing it. The seat belt is black and appears to be made of a sturdy material. The car's interior is visible in the background, with the seat and window visible. The person's actions are deliberate and clear, making it easy to understand how to use the seat belt.