In the video, a person is seen working on a car's brake system. The person is wearing black gloves and is using a wrench to adjust the brake caliper. The brake caliper is black and is attached to the car's suspension system. The person is seen turning the wrench to adjust the brake caliper, and then they use a rag to wipe off the brake caliper. The video provides a close-up view of the brake caliper and the person's hands as they work on it.