Made of High Quality Light Weight ABS Material. Great Fitment And Superb Quality. Improves The Muscular Appearance of your Car and Provide More Aerodynamic At The Same Times. Direct Add On Application. Professional Installation is Recommended. Installation Instruction is Not Included. Type:Rear Window Quarter Glass Vent Louver Covers Fitment:For 2018-2023 Installation:Apply with Double-Sided Tapes Easy installation guide: Thoroughly Clean the of your car the place waiting for installation. Carefully Line up the products with your vehicle. Make sure your vehicle are clean and dry before installation. Reminder:DO NOT WASH YOUR VEHICLE UNTIL AFTER 48 HOURS OF INSTALLATION. Colour:A:Carbon Fiber Pattern Material:Plastic Package Contents: 1 pair * Car Rear Louver Window Side Cover Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.