Great for relaxation, this Multi-Purpose Massage Cushion is made to ease all your aches and pains. Made with soft, stretchable fabric, the cushion contours to various parts of your body. Use the massage cushion on your neck, legs and back. Simply place the cushion on your car seat or office chair for relaxation and lumbar support. Simple one click control. Measures approximately 13" x 8" x 4". Requires 2 AA batteries (not included).