1.Before installation, clean the surface of installation position, ensure it's clean, no oil, wax & dust. Make sure the door is dry before continuing. 2.After it has dried, tear off the adhesive tape on the back of the product.can be directly paste, pressure 1-2 minutes. 3. If it is relatively cold in winter, with hot air gun (paste the sun film master with) or lighter baking Beijiao. 4.Please don't pull it to prevent destroy the paste effect. 5.Please don't wash your car within 24 hours, ensure it can be get the best bond strength. 6.Apart from being decorative, they are also a great practical and cost effective way to subtly cover up small scratches or blemishes on your paintwork.