Signarama ‘s window frosting films offer privacy, protection against UV rays, and even help manage thermoregulation of your workspace. Its clear, semi-opaque quality make it a popular signage choice among businesses for its versatility and elegance. Window frosting also adds sophistication to interior and exterior windows and glass walls. Often used to create privacy in stores or office suites, window frosting can include text and images, as well as an etched glass look that die-cut lettering creates.