The video shows a person swimming in a pool. The swimmer is wearing a blue swimsuit and a swimming cap. The pool has multiple lanes, separated by floating lane dividers. The water is a clear blue color, and the swimmer is moving through the water with a steady stroke. The swimmer's movements are smooth and controlled, indicating a high level of skill and technique. The video captures the swimmer from different angles, including above and below the water, providing a comprehensive view of the swimming technique.