Drive Medical Digital Heating Pad, Large Heating Pad for Back PainThe Drive Medical digital heating pad provides comfortable and fast acting dry or moist heat within seconds. Great for heating pads for back pain, cramps, muscle aches and more, the large heating pad with auto shut off features six unique heat and time settings, users can adjust the pad to their individual needs for maximum results. The dry and moist heating pad is lightweight, flexible and soft to conform to any part of the body.