These therapeutic belts penetrate 200-300 times deeper than conventional heating belts for fast-acting pain relief and detoxification. Simply wrap around your waist and fasten. Durherm sauna belt with time/temperature controller. When far infrared heat is applied to your body the result is a natural detox. The therafusion technology will cause your cells to become energized pushing out harmful toxins stored in fat cells. At the same time, these fat clusters are broken up and emulsified. The results make this one of the most effective weight reduction and pain relief products available today. The heating belt has the following benefits: pain relief: deep penetrating heat is absorbed by the body, gently warming muscles and tissues. This process provides a temporary increase to local blood circulation, thus offering temporary relief of minor muscle and joint pain. Reduces stress and fatigue: deep penetrating heat may be used for the temporary relaxation of muscles and temporary relief of muscle spasms, minor strains and sprains, and minor muscular back pain. Improves blood circulation: deep penetrating heat is absorbed by cells, causing a physical phenomenon called "resonance" in which the cells are instantly invigorated, resulting in better local blood circulation.