Ironton Green/Black Yard Tarp - 9ft. x 9ft. Made with 3 layers for superior durability First layer is tightly woven 12 strands per inch x 12 strands per inch of polyethylene fiber Woven fabric has a double laminated coating of polyethylene 6-oz. per sq. yd. tarp features excellent tensile strength and tear resistance UV inhibitors make tarp resistant to degrading and sun fading