Made from aluminum and powder coated to have a lasting finish. Vents for airflow and dust prevention inside cab. Easy one hand operation for vents that can be opened while driving. Comes with billet aluminum clamps that are easy to install. Glass is laminated safety glass that is DOT rated. Also has holes cut out for windshield wipers. ORDERS TO CANADA WILL NOT SHIP UNLESS “OUT OF CONTINENTAL US SHIPPING” IS ADDED TO ORDER