The video shows a swimmer in a pool, swimming in a lane marked by yellow and blue lane dividers. The swimmer is wearing a black swim cap and goggles, and is performing the freestyle stroke. The swimmer's arms are moving in a circular motion, and their legs are kicking in a fluttering motion. The water is a clear blue, and the swimmer is moving quickly through the water. The swimmer's movements are smooth and coordinated, and they appear to be in good form. The video captures the swimmer from different angles, showing the swimmer's technique and form.