Window tint is just a good method to protect your vehicle and it may improve the appearance of any vehicle. Some people enjoy a light tint while some others like a darker hue, but nobody likes purple window tint. So how can I be sure the film I choose won't turn purple?

All window films with three exceptions are assembled using clear layers of polyester with dye, metal, carbon, or other material laminated along with added between your layers. The exceptions are 3m CS window film "Carbon", translucent window film, or a non-laminated single layer window film. You can choose a film with unparalleled performance to protect your vehicle from harmful sun rays.

Diamond Auto Salon

So what's the difference and why is it important?

All window tint that will fade with time. Some take more and some of the dyes have a good life expectancy. Generation 3 lotions are the longest-lasting being the worst. However, there are additional significant things.

Color stabilization means forces the dyes into the polyester slowly fading. UV inhibitors play a role in color stability. 3m is just one of the companies on the planet to bring the UV inhibitor from the glue, helping to improve the life of all the film. With all this tech purple eventually will fade or turn. 

Adding a metal into the film makes it a metallic hybrid film and may add heat rejection and life into the film however adding alloys can lead to interference to some automotive electronic equipment and cell phones.