DEWITT POLYTUF SUPERBLUE-UVI TARP 10 X 12 - 5.6MIL THICKNESS - Made with a 2.3oz high density, woven, blue fabric that has a UV resistant top coating and weather resistant polyethylene coating. Features rustproof grommets on each corner and approximately every 3ft around the hem. Tarp has heat sealed hems with 3/16in bolt roping in hem all around and reinforced corners.