Be well with Natural Relief! The Natural Relief Moist Heating Pad provides you with Automatic Moist Heat Therapy, a soothing sensation that reaches deep into your muscles to relieve aches and pains. No water needed! Our heating pad draws water from the air! The convenient strap allows you to wrap the pad around your waist, lower back, hip, knee, feet, or shoulder targeting the areas you need the most. Made with weathered Coral Sand, it emits negative ions to create a soothing effect. Negative ions help you feel well. The digital LED display lets you set your desired temperature( 113 F - 167 F) and time (15, 30, 45, or 60 minutes). Our Product is a Europe SGS CE(MDD)/USA UL, CUL approved product with a 1 year warranty.