Sauna belt is commonly known as a wide band of fabric that is used to wrap around any part of the body although the most area of use is the stomach. Sauna belt can self-heat at the push of a button to encourage the body to sweat. By producing excessive perspiration, sauna belt is supposed to reduce water weight in your body more effectively than fat tissue. The key aspect of sauna belt is the ability of the belt to strap the heat on any part of the body that is a targeted weight loss area. The unwanted body fat supposed to be sweated away to make the wrapped area slimmer.