The video shows a close-up of a red bicycle's rear wheel. The camera pans around the wheel, showing the chain and gears. The bike is parked on a concrete surface, and there is a brick wall in the background. The camera focuses on the rear derailleur, which is silver and black, and the gears, which are silver and black as well. The chain is silver and moves smoothly over the gears. The bike has a yellow reflector on the back wheel.