This Luxury Clear Whirlpool Hot Tub is the ultimate for rest and relaxation. It functions both as a normal tub for bathing and as a spa-like hot tub with water jets that will massage your body. This tub includes 21 water jets that will rejuvenate your body with hydro massage therapy. The extraordinary PVC Piping System prevents bacteria, mold and odor buildup that can be a problem in some jetted bathtub designs. With 6 types of massage modes and 4 different levels of jet pressure, the AM151 is more than just a tub, it is also a super relaxing get away from the stresses of the day.