3M™ Black monitor privacy filters provide premium privacy by "blacking out" content for those viewing the screen at angles greater than 60 degrees, while providing high resolution and excellent image quality for right-angle viewing. The filter is double-sided. One side is glossy and the other is matte to reduce glare and reflections and hide fingerprints so you can enjoy flawless visual clarity. Advanced Micro Louver technology ensures superior high-definition image quality. 1 Year - Micro Louver technology provides premium effective protection with a "blackout" effect for those viewing the screen from the side at an angle greater than 60 degrees. - Reversible: Can be worn with the glossy or matte side up (the matte side helps reduce glare) - Reduces blue light emission from the reflective screen by 35% - Reduces glare for a clear, high quality image - Touch capable.capable on some devices - Matte finish helps reduce glare and hide fingerprints - Designed with advanced microlouver technology for superior right-angle image quality. - Easy to install and remove, easy to clean. - Provides an extra layer of protection to protect the screen from dust and scratches. - 100% manual quality control.