The Fellowes PrivaScreen Blackout Privacy Filter protects your privacy in a public space or in an open office environment making sure that you are the only one who knows what's happening on your computer screen. The filter blacks out the computer screen from the side keeping others from reading the screen while preserving a crystal-clear view from the front. This filter also protects the screen from scratches and fingerprints helping you maintain optimum viewing of your monitor. It is easy to install or remove and works with touchscreen monitors and a reversible matte side helps to reduce screen glare when you are working in natural light. This handy tool will quickly become an indispensable part of your home or office computer setup.