3:Can prevent the surface of front reading light frame from scratches, dust, keeping it clear and new all the time. Professional installation is highly recommended. O harm to your car, easy to attach it to car and won't peel off. Condition: 100% Brand New & Good Quality.The compatibility just for reference. Please make sure this item fit for your vehicle before purchasing. The color of the actual items may slightly different from the listing images due to different computer screen, thanks for your understanding. Is very important in our business success.