Lifetime folding tables are constructed of high-density polyethylene and are stronger, lighter, and more durable than wood. Innovative nesting design lets multiple tables stack together. UV-protected with all weather construction for indoor/outdoor use. The patented steel frame provides a sturdy foundation and is protected with a powder-coated finish. Stain resistant and easy to clean. 1.1 In. leg tubing diameter. Wishbone leg style. Black granite molded top. Built for heavy duty commercial use. ANSI/BIFMA industry rating. 10 year limited warranty.