The [2 Pack] 21.5 Inch Computer Privacy Screen by Mamol is designed for 16:9 aspect ratio widescreen monitors. Made of glossy polyethylene terephthalate material, these black privacy screens provide clarity and protection from prying eyes. Each screen comes with a matte finish and measures 21.5 inches in size, making them compatible with 21.5'' monitors. The package includes two privacy screens, each weighing 1.0 pound, and dimensions of 22.0x14.0x0.18 inches. Ideal for keeping sensitive information secure while working or browsing on your computer.