In the video, a person is seen working on a car's brake system. The person is holding a brake pad and examining it closely. They then proceed to remove a brake line from the brake caliper. The person's hands are visible throughout the video, and they appear to be wearing a white shirt. The brake pad is dark gray, and the brake line is black. The brake caliper is silver and appears to be attached to a car. The person's actions are deliberate and careful, suggesting that they are experienced in working with car brake systems.