The video shows a swimmer in a pool with multiple lanes, each separated by colorful lane dividers. The swimmer is wearing a swim cap and goggles and is performing the breaststroke. The swimmer's arms are moving in a circular motion, and their legs are kicking in a frog-like motion. The water is a clear blue, and the pool is surrounded by tiled walls. The swimmer is moving steadily through the water, and there are no other swimmers visible in the video.