ADJUSTABLE HEIGHT - 19-1/2" = 22-1/2" WIDTH - 21-1/2". Made of super tough Lexan Polycarbonate that is hard coated for superior scratch resistance. Offered in DOT approved light grey tint with high luster chrome straps, a solid four point mounting system and adjustable center window. Height is measured from the top of the windshield to the top of the ajdustable window headlight cutout.Mounting Hardware must be ordered separately - By model application and windshield style. Beaded Heavy Duty takes Wide hardware.