So how does one experience the underwater world without any knowledge of swimming or diving? With HydroBOB, it is possible. The award winning underwater scooter, HydroBOB allows the rider to enjoy the water world that smoothly. With simple maneuvering techniques and the assurance of a 180 degree view through the bubble it looks very appealing indeed. All you need to do is just know how to run it, which takes about 10 minutes to learn.