Kokido K237CBX Swimcord Aqua Aerobic Swimming Pool Exercise Device

The Kokido Swimcords Resistance Ankle Bands are easy to use and great for a work out in the pool. Simply attach them to your pool ladder and your ankles and swim away. The resistance cords allow you to get the sort of work out you would expect from a larger pool. Comes with instruction manual that covers examples of many different exercises the user can try out.