The 818R sits flat and shows straighter edges, measuring at 2 3/8" wide and 7/8' high. Spoiler is made from high quality polyurethane material and sits flush against the edge of the windshield. It includes self adhesive tape for easy installation. Spoiler is UNPAINTED with a flat black finish. Painting will require flex paint to be used. All spoilers are aftermarket and manufactured in the USA.