The Sunbeam® Menstrual Cramp Relief Heating Pad is the ideal electric heating pad for tough menstrual pain relief. Fast heat-up functionality lets you feel the heat in seconds for quicker results. Sunbeam® Heating Pad features carbon fiber wire emitting infrared heat which penetrates deep into tissues, promoting improved blood circulation to relieve pain and relax muscles. Generous 21-inch x 12-inch size features an easy-to-use belt to provide exceptional security when using the heating pad and convenient pockets to keep hands extra warm while in use. Four adjustable heat settings and a 2-hour automatic shutoff offer customized comfort and added safety. When you need relief, the Sunbeam Menstrual Cramp Relief Heating Pad addresses tough menstrual pain quickly, safely, and effectively.