Ergodyne ProFlex 1500 Black Weight Lifters Style Back Support is made of 900D foam laminated nylon body fabric for comfort and durability. Back support comes with contour design for comfortable fit and is ideal for overhead lifting. It comes with horizontal lumbar pad to fill gap in the back? natural curve for added support and comfort. It has adjustable closure for comfortable fit and finds application in material handling, construction, warehousing/ distribution, maintenance, freight/baggage, assembly/fabrication and landscaping/grounds.