DOT Approved Adjustable Height Motorcycle Windshield. Adjusts from 18" to 29" without the use of tools. Measurement is taken in the center of the shield from bottom to top. (No Goldwing adjustment. Bottom shield is stationary.) 2" wider than stock windshield. Made from 3/16” Aircraft Grade Lucite® acrylic- the industry's leader in clarity and quality. .052” thicker than OEM windshield offering increased strength. Bottom Color - Dark Smoke; Top Color - Clear Comes with quick change hardware and low profile hardware Patent Pending