Factory appearance with no holes to drill and no hardware required. Made of reinforced Composite acrylic that is Smoke in color. These GT Styling Shadeblade window air deflectors are designed to bring air down over the rear window, reducing rain, dust, and road grime buildup. They are manufactured from composite material and have a black smoke finish for a unique look. GT Styling Shadeblade window air deflectors also provide shade to the cab interior and reduce headlight glare at night.