The car lamp film is made of polyurethane, which has strong elasticity. This material can resist external impact and recover automatically. After being attached to the car lamp as a car lamp film, it can effectively protect the car lamp from flying stones. At the same time, its high elasticity makes it suitable for any shape of car lights. Of course, the biggest function of the car lamp film is to change the color of the car lamp. At present, there are about five kinds of car lamp films used in the market: gray, light black, navy blue, ruby red and emerald yellow. Among them, soot and light black can make headlights appear different degrees of blackening effect.