Trust Kensington, the choice of IT professionals, to help protect the sensitive information on your MacBook 12-inch and reduce the chances of wandering eyes viewing confidential data on your screen. MP Series Laptop Privacy Screens limit the field of vision to +/- 30 degrees so a person off to the side only sees a dark screen. They are easy to attach or remove with the innovative magnetic strip. The reversible privacy screens also use a low reflective coating to reduce glare, and they filter out harmful blue light by up to 22 percent. Integrates seamlessly with your MacBook’s screen by attaching to the magnets which already built in to the MacBook’s frame Limits viewing angle to +/- 30°, hiding personal or confidential information from anyone trying to look from the side Reduces harmful blue light by up to 22% Low reflective coating reduces glare and improves clarity Reversible with matte and glossy viewing options