RELIEF WRAP ULTRA—NOW WITH 50% MORE HEAT! Soothe achy joints and tired, sore muscles from your neck down to your lower back. Micro-plush wrap combines penetrating heat with vibrating massage. Digital control has 2 heat and 4 massage settings plus 2-hr. auto shut-off. 100% polyester wrap has comfort-snap closure; 33" x 26". Machine washable cover. 9 ft. L cord. UL-listed.