In the video, a man is seen standing in a garage with several bicycles in the background. He is wearing a blue jacket and holding a black object in his hands. The man is demonstrating how to attach a black plastic piece to a bicycle. He shows the camera how to properly align the object and attach it to the bicycle. The man's movements are precise and deliberate, indicating that he is experienced in this task. The garage is well-lit, and the bicycles in the background are of various colors and designs. The man's focus is solely on the task at hand, and he does not interact with the other bicycles in the garage.