The first therapeutic heating pad that relaxes the Neck, Shoulders, Upper Back and Chest. Provides the maximum heat allowed by UL. Can be used as dry heat or moist heat by spraying the desired amount of moisture on the cover before use. Washable cover Automatic shut-off (120 minute) Easy to use controls. Helpful for people needing neck or upper back relief, poor posture, headaches, migraines,joint and muscle pain relief, arthritis, hot and cold therapies, therapeutic relief, massage and relaxation.