"Made with high-density polyethylene (HDPE) lumber, the POLYWOOD Lakeside 9-Piece Farmhouse Trestle Dining Set delivers natural-looking aesthetics and exceptional durability. UV-resistant, this faux-wood dining set doesn't require any maintenance to keep its like-new look year after year, even under intense sun or exposure to rain, wind, and even salt-infused air. 18-8 stainless steel hardware boasts a Xylan coating to resist corrosion in any climate, maximizing longevity. The slatted tabletop includes a center hole for adding an umbrella (not included) for shade and protection from the elements, plus the slats allow water to drain. Set includes a table and 8 chairs. Minimum area needed: 104""L x 104""W. Table: 29""H x 59.38""W x 59.5""D. Chairs: 34.06""H x 18.19""W x 21.38""D. Seat depth: 16.25"". Seat height: 17.06"". Weight: 298 lbs. Mfrs. 20-year warranty.Manufacturer model #: PWS661. Durable HDPE construction Resistant to UV and moisture Keeps its like-new look year after year Stainless steel hardware with a Xylan coating Umbrella hole lets you add shade with ease Slatted surfaces allow water to drain Great-looking farmhouse style Comes with a table and 8 chairs"