Protect Your Business from Vandals. Your business’ image is important. Don’t let vandals ruin it. 3M Anti-Graffiti Window Films protect your business from unsightly damage caused by vandals. Installed on glazed surfaces susceptible to vandalism, Anti-Graffiti film is a clear polyester laminate invisible to graffiti artists. Whether applied to doors, windows, mirrors, in malls or storefronts, Anti-Graffiti films create a protective layer that can easily be removed, decreasing the time your business is closed for repairs at a fraction of what a new window would cost.