Window Perf is an adhesive-backed, perforated synthetic substrate with full color printing on one side. It is designed to let you put your printed message on a window visible from the outside but still be able to see out from the inside. You can use it on architectural glass and side or rear automotive windows. For automotive use, please check local regulations. 

Window Perf is designed to let you put your printed message on a window visible from the outside but still be able to see out from the inside. You can use it on architectural glass or automotive glass. Your advertising doesn't have to block your view to get the message out.