Safavieh Grid 2 x 4 Rectangular Rug Pad Structural Thermoplastic ) Extended Radius Item Y ) Extended Radius Item Y Assembly Required yes Color black Cooking Area 751 square inch Fuel Type charcoal wood Heat Output 0 british thermal unit Heat Thermometer yes Housing Material steel Portable no Type offset Weight 238 pound Wheeled yes Grate Material porcelain coated wire CSA Certified yes Number of Racks 2 Nominal Height 56 inch Nominal Width 64 inch Nominal Depth 37 inch Base Height (in Grid non slip pad is made from polyester fabric coated with a high grade vinyl compound allows maximum air circulation through an open weave construction making vacuuming easy Helps keep tapestries and rugs safe from accidental slipping This pad is anti microbial to inhibit the growth of odor causing bacteria mold and mildew Construction: 15% Polyester