Is there a scratch that is difficult to repair on the car door? Worried that the door is being injured? The door looks monotonous and not beautiful enough? The carbon fiber vinyl protection sticker covers the horizontal and curved surfaces. It protects the car's door sill from scratches, bruises or paint. Simple structure and easy installation. SPECIFICATION: Material: Carbon fiber vinyl PACKAGE: 4PCS carbon fiber stickers Easy installation: 1) Clean the target surface. 2) Tear off the protection film from background and stick on metal part of original door sill of your car. 3) Smooth the surface. It is easier to use a small scraper after pasting to smooth the surface of the sticker. Tips: 1) If the sticker has wrinkles that are difficult to smooth, just dry it with a dryer and it will flatten. 2) Do not wash the car with water in 24 hours! Commitment: We provide six month return service, if you have any questions, you can contact us at any time.