4-Way Privacy Screen For 13-Inch Surface Pro Laptop Shields The Display From The Sides To Prevent Visual Eavesdropping; For 8/9/X Models - Effective In Portrait Or Landscape; +/- 30 View Angle - Exact Fit Screen Protector Won'T Interfere W/Sensors/Camera/Speakers; Computer Privacy Filter Supports Touch Functionality For An Interactive Experience - Self-Adhesive Application For Secure One-Time Application - Security Screen Blocks Up To 51% Of Blue Light For Visual Comfort; Anti-Glare Finish