The kneadforce back massager is the perfect add-on to your VIBRAFORCE Percussion Massager family. Finally a wearable over the shoulder automated and fully adjustable massager. Use it on the move or sitting at your desk, or finally settling in on a comfy couch. With custom arm and back straps make it work for any size person. Includes three speeds, two heat modes, clockwise/counter clockwise kneading and auto shut-off. Shiatsu massage anywhere you desire. Allows upper, mid and low back light, moderate or deep kneading penetration at your fingertips. *Custom embroidered travel zipper bag included.