Designed exclusively for Surface, the Mag Pro Elite Magnetic Privacy Screen for Surface Laptop 3 15" seamlessly and easily attaches to the Surface Laptop's magnetic frame, helping to protect your privacy without any mess or fuss.Reversible screen offers a matte finish, great for touch screen use; and a glossy finish for a clearer view. Protects privacy by limiting viewing angle to +/- 30 degrees. Reduces harmful blue light by up to 22%, diminishes glare, & improves clarity.