Features: 1.Multi Purpose: Anti blue light filter can protect intimacy, anti dazzling, anti reflection, UV and blue light reduction, also protect the display from scratches. 2.Blue Light Protection: The 24 Inch computer screen protector reduces harmful blue light, and the high hardness rating also provides a layer of physical protection for your screen. 3.30 Degrees Left Right: Anti blue light screen protector makes the screen "black screen" from a certain angle (more than 30 degrees on the left and right sides) to effectively block intimacy. 4.Clear Picture: Anti blue light screen protector can be used on both sides, frosted surfaces anti dazzling coating design, glossy screen is clearer. 5.Wide Application: 24 Inch computer screen filter is ideal for open workspaces such as airports, planes, trains, coffee shops and other public places. specification:Item Type: 24 Inch Computer Screen Filter Product Material: PET Product Size: 24 Inches Aspect Ratio: 16:9 (Approx.532 x 299mm / 20.9 x 11.8in) PackageList:1 x24 Inch Computer Screen Filter 1 x Dust Free Cloth 3 x Plastic Tower Buckle (1 Long and 2 Short) 1 x Double Sided Tape 1 x User Manual