Ergodyne ProFlex 100 X-Large 38 – 42 Black Back Support with rubber track is made of Spandex cloth for breathable comfort and to hold shape. Back support has 1 14 detachable suspenders for comfort as well as easy adjustment and two-stage closure reminds wearers to lift properly. It has non-conductive polypropylene to provide continuous support to lower back as well as abdominal muscles and rubber track webbing for added durability. Economic back support has stretchable bias binding with zig-zag stitching for comfort. It finds application in material handling, construction, warehousingdistribution, maintenance, freightbaggage, assemblyfabrication and landscapinggrounds.