Massage and heat relieve muscle aches and pains, and this electric heating pad delivers both!. Measures 24 x 11-1/2". Oufitted with a self-adhesive belt so it stays in place to heat and vibrate relaxing tight muscles & helping heal damages ones. Control switch permints adjustment of the massage function between high and low. Either the vibrations or heat can be turned off so the pad can deliver one without the other.