The Infrared Sauna Blanket increases the body's thermal energy, enhances relaxation and promotes glowing skin. Benefits: Elevates body's thermal energy Enhances deep relaxation Promotes glowing skin Improves circulation Details: One heating zone Display: 1-8 level Hand-held controller Voltage: 100-120V Wattage: 350-420W Amps: 4-5 Amps Timer Settings: 1 hour Electrical Field: Low EMF Warranty: 1-Year limited manufacturer's warranty Approx. 71"Sq. unfolded Max interior circumference when in use is approx. 65" Non-toxic faux leather (polyurethane) body Charcoal, clay, and magnetic layers Healing amethyst and tourmaline layer How to Use: Wear comfortable, skin-covering clothing and socks Lay Sauna Blanket on a flat, heat-resistant surface You'll need a barrier between your body and the blanket. Use a towel for added comfort Pre-heat Sauna Blanket for 10 minutes Slip into Sauna Blanket and zip yourself in. Enjoy for 30-45 minutes Rinse off in an icy shower to cleanse your body & cool you