Utilising microlouver technology from 3M, Lenovo Privacy Filters help keep sensitive information like login credentials, company financial records and other private data secure from visual hackers. Crisp and clean display clarity directly in front of the screen, yet “blacked out” on side viewing angles. Ensure you have a strong first line of defence in the fight against data security breaches with Lenovo Privacy Filters. High-quality filters with reliable touch compatibility with Yoga PCs; Designed to seamlessly fit the screen from edge to edge; With cutouts around camera locations for amazing user experience; Easy to install, attach and reattach, and clean