5-millimeter thickness makes our window film easier to handle than others without sacrificing effectiveness, and it wonât turn purple over time like cheaper tint film. Carbon Window Tint Film for Auto, Car, Truck | 50% VLT (30â in x 25â ft Roll) This energy-saving, carbon-infused film even protects your carâs interior and dash from fading, cracking, and UV damage. The heat-blocking nanoparticles of this carbon window film block 99% of harmful UV rays and reduce temperature-increasing infrared radiation rays. Because itâs made with carbon instead of metal or dyes, the color wonât fade or change over time.