Ergodyne ProFlex 1650 2X Black Elastic Back Support with 7 12 elastic suspender to hang loosely when not lifting, 5 single strap closure for desired level of positive tension when ready to lift and detachable suspenders for easy adjustment. It is made of non-conductive polypropylene to stay firmly on body and rubber track webbing for added durability. Economic back support has stretchable bias binding with zig-zag stitching for comfort. It is machine washable and finds application in material handling, construction, warehousingdistribution, maintenance, freightbaggage, assemblyfabrication and landscapinggrounds.