The video shows a group of swimmers in a pool, all wearing swim caps and goggles. They are seen diving into the water and swimming in a synchronized manner. The swimmers are moving in a straight line, with their arms and legs coordinated in a rhythmic pattern. The water is a clear blue, and the pool is divided into lanes by floating lane dividers. The swimmers are wearing different colored swimsuits, and the pool area is surrounded by a deck and seating area.