-4PCS Carbon Fiber Decorative Sticker Easy installation: (1)Clean the target surface and keep it dry. (2)Tear off the protective paper on the back of the product and paste it at the target position. Note:（1）If you find that the sticker is crooked after installation, please don't worry, the glue behind the product can be pasted repeatedly, Just take it off slowly and continue to install. （2）Do not wash the car with water in 24 hours! We provide one year return service, if you have any questions, you can contact us at any time.