the tint i got is from northern tint it is automotive grade, here is the copy and paste link
http://store.northerntint.com/40x100-classic-black-2ply-nr-05.html
i bought one of their tool kits with it. i have a 2 car garage just waiting for the weather to warm back up. also bought several snap of razor knives and have numerous other tools. going to shrink if needed (more than likely) on the outside of the rear glass, i still need to get 000 steel wool.