[MAGNETIC PRIVACY SCREEN CONVENIENTLY COMES ON AND OFF]? privacy screen macbook air 13 inch adheres to the screen,no adhesives needed,It can be used repeatedly. All screen filters have 100 quality due to hand checking. [OPTIMIZED PRIVACY SECURITY] ? Magnetic Privacy Screen computer monitor Best for PUBLIC and HIGH TRAFFIC AREAS; Perfect for open office settings, UNIVERSITIES, TRAINS, PARKS, COFFE SHOPS,financial institutions, and corporate travel. [Anti Glare and Blue light]? PYS Privacy Filter is not only protect your private life but also protect your eyes by blocking 30% blue light ,block the harmful blue light between 380nm - 495nm,Filter out Blue Light and relieve eye strain The screen filter is reversible, giving you the flexibility to choose matte– Place the matte side facing you for reducing extra glare. Our Laptop Privacy Screen also helps keep your screen safe from dust and scratches. [Webcam Cover]? when your Macbook Air is not in use, Mac Cover webcam prevents web Hackers from Spying on you.privacy monitor protects your security and privacy ,Prevent anyone from watching or recording you through your web cameras. [privacy screen macbook air 13 inch]- 13 macbook Air privacy screen Limits viewing angle to 30 degrees, data is visible only to persons directly in front of the monitor,while prying eyes beside you see only a black screen.[Compatible with MacBook Pro 13.3 inch[Late 2016-2019]].