This privacy filter gives your high-resolution screen protection from visual hackers without getting in the way of using your device. It is custom-cut for some of today's slimmest touch-screen devices & adds an extra layer of edge-to-edge protection from everyday scratches & dust. Microlouver technology delivers world-class, effective, “black out” privacy from side views outside the 60-degree viewing angle & reduces 35 percent of blue light transmission from the display. Privacy filter includes COMPLY Attachment System to quickly & easily switch from world-class privacy to screen sharing with one simple flip. Satin-like matte finish is smooth to the touch. Filter is designed to fit full-screen laptops with a diagonally measured, 12.5" viewing screen & a 16:9 aspect ratio. Actual filter dimensions are 11.25" wide x 6.4375" high (285mm x 164mm).