Portable vibrating lumbar support cushion, massage cushion, battery operated, uses 2 inches size batteries (not included). Perfect for home, office, travel use and more. Sooth aching muscles while providing lumbar support for your back with this portable, vibrating seat cushion. A two-speed variable motor gives you just the right amount of vibrations to enhance comfort and promote blood flow to your spine and surrounding muscles. Battery-operated design makes this seat cushion a great choice for use at home at the office, driving an automobile or while travelling. Optional built-in support strap included.

Smart TV Solutions Vibrating Massaging Lumbar Support Cushion, Support Massage Pillow, 2 Speed Back