Welcome to our store! 1、21.6 inch Computer Screen Filter: 26 inch width: 465mm, height: 290mm, 16:10 aspect ratio, anti-glare, UV and blue light reduction, protects the screen from scratches. 2、Privacy Angle: The computer screen filter darkens the screen when viewed from an angle (approximately 30°-60°), but appears bright when viewed directly. To change the angle from 60° to 30°, simply adjust your monitor's brightness. Effectively hides on-screen information from side views at 30° or more. This feature is only available on the left and right sides. 3、Eye Protection: Protects your eyes by filtering out 96% of UV rays and suppressing 65% of blue light. This is a reversible privacy filter, offering both glossy and matte sides. Choose the matte side to reduce external glare. 4、Two Mounting Options: 1. Use the clear adhesive strips to securely attach to any screen. 2. Removable snap-in mounts allow you to install or remove as needed. Installs in about 30 seconds. 5、Wide Application: Perfect for maintaining screen privacy in areas such as open workspaces, airports, airplanes, trains, cafes, office environments, financial institutions, and other public places. Item Type: 21.6 inch Computer Screen Filter Product Material: PET Product Size: 21.6 inch Aspect Ratio: Approx. 16:10 (465 x 290 mm / 18.3 x 11.4 in) Package Includes: 1 x Privacy Screen Filter 1 x Dust-Free Cloth 1 x Plastic Tower Buckle 1 x Double-Sided Tape 1 x User Manual Customer Satisfaction - Customers are our top priority. If you find any problems with the product after receiving it, such as damage or incorrect quantity, please contact us immediately. We will do our best to provide you with satisfactory customer service.