Ergodyne ProFlex 1100SF 25" - 30" Black Standard Back And Abdominal Support with patented sticky Fingers stays deliver firm is made of durable 280D Spandex body material for breathability and consistent stretch. It has adjustable two-stage closure to help remind wearers to lift properly and detachable elastic suspenders for easy adjustment. Economic back support has gripping properties and stretchable bias binding with zig-zag stitching for comfort. Innovative power panel positioners? keeps elastic bands close to sides for ease of use. It is machine washable and finds application in material handling, construction, warehousing/distribution, maintenance, freight/baggage, assembly/fabrication, landscaping/grounds and pallbearers.