Except in areas that will obstruct the windshield, break lights, headlights or driver and passenger side window. For rear window and rear side windows. We use printed Perforated see through window film matching with your design. This allows you to still keep your printed design on your windows also they are see through vinylss. Car Wraps Installation process. Day before the installation schedule date. Vehicle must be Washed with regular soap and water. Make sure soap does not contain any WAX products.