Meet the Aquatrend Water Workout Station: a simple tool designed to exercise in the pool. It provides you with a low-impact workout. In fact, you can try cardio, strength training, and flexibility exercises. The Aquatrend is constructed of marine-grade stainless steel. It weighs 37 pounds and can be removed easily.
As you can see in the above video, you can exercise various muscles in your body with a tool like this. You can find out more information here.