Perforated Window Film – One Way Vision is a perforated, self- adhesive PVC film designed for displaying graphics on the outside without obstructing the view from the inside. It has a 60%40% perf pattern (60 percent printable area, 40 percent open area pattern). It also runs a high-end double backer for UV machines, making it so the ink NEVER hardens in the top layer! Printing on Perforated Window Film will allow you to create beautiful, vivid graphics which can be applied and removed with ease. Perforated Window Film is the perfect choice for applications on glass windows and doors, vehicle advertisements, billboards and POP displays.