In the video, a man is seen working on a bicycle. He is wearing a white shirt and a black cap. The bicycle is green in color and has a black tire. The man is using a tool to adjust the chain on the bicycle. He is seen kneeling down and working on the bike's rear wheel. The man appears to be focused on his task and is using his hands to manipulate the chain and the tool. The video does not contain any other objects or people.