SaryEdge Unversal Computer Privacy Screen Protector,20in/21.5in/24in/27in/32in Anti-Glare Hanging Privacy Filter Easy On/Off Monitor Privacy Shield,21.5in 491 * 288mm (20in 458 * 270mm

Anti-Blue Light Anti-Glare: Reduce digital eye strain, block harmful UV rays, and reduce up to 100% of HEV blue light, with excellent color transmittance, hanging screen protector for monitor Strong and Scratch-resistant: Effectively prevent screen dust and scratches. Ideal for professionals, gamers and programmers to use in the office/home. Security and Privacy: Never expose personal or business data to prying eyes. These filters dim your LCD screen if viewed from the side while providing you with a clear view. Keep your computer safe and secure with these industry-leading protectors. EASY INSTALLATION: Simply, quickly and conveniently attaches to your monitor bezel without any hassle or adhesives, so you can easily put the privacy filter on or take it off your monitor. Premium Service: You can use it anywhere you need to protect your screen privacy, including office, coffee shop, airport, airplane, train... available anytime, anywhere.