Quote Originally Posted by subachad
make sure it's good quality metalic tint, not dyed.
+1 If it is not metalic it will not keep any heat from the sun out of your car. Also do not clean with amonia-based products such as windex. I use Invisible Glass because it says "Tint Safe" on the front of the can. If you clean with windex it will start to eat away the tint and turn it purple.