The video shows a swimmer in a pool with multiple lanes, marked by floating lane dividers. The swimmer is wearing goggles and a swim cap, and is seen swimming freestyle. The water is a clear blue color, and the swimmer's movements create ripples and splashes on the surface. The swimmer's arms are seen moving in a coordinated manner, and their legs are kicking in a fluttering motion. The video captures the swimmer's technique and form as they move through the water.