Electric Back Stretcher Orthopedic Back Lumbar Spine Support traction Therapy Massager Lower Back Cracker Heated Waist Vibrator pkg: 1pc/color box, 12pcs/ctn Color box size: 195*78*461mm Carton size: 605*476*345mm 20"/40"/40HQ:3240/6552/7644 NW/GW:12/13.5 kg