Powder-coated steel and high-density polyethylene (HDPE) plastic * Indoor, outdoor, fold in half, adjustable height * Easy to clean. Use mild soap and a soft bristled brush. For tough stains, use a mild abrasive such as Soft Scrub. Use rubbing alcohol on wax, and a degreaser for automotive grease. * Meets ANSI/BIFMA standards * 48" L x 24" W , Adjusts to 22", 29", or 36" Heights