3M Black Privacy Filters for monitors provide world-class "black out" privacy from side views outside the 60-degree viewing angle, while creating an excellent, high-resolution viewing experience. Designed for full screen monitors with flat glass displays and reversible between a glossy side and a glare-reducing matte side that helps reduce reflections and hide fingerprints, so you can enjoy pristine image clarity. The advanced microlouver technology creates an excellent, high-resolutio Effective "black out" privacy from side views outside the 60-degree viewing angle 3M™ COMPLY™ Magnetic Attach enables you to quick-click between world-class privacy and screen sharing thanks to ultra strong magnets that click the filter securely into place Matte surface helps reduce glare and fingerprints Helps reduce blue light, without distorting the natural color of your display.