Framed privacy filter is great for high-traffic areas and open office environments. Use on wide-screen desktop LCD/CRT monitors that are 21.5" to 22" (546mm to 559mm) diagonally measured and have a 16:9 aspect ratio. The actual filter viewing area dimensions are 19-13/16" x 11-5/16" (503mm x 287mm). The filter provides two easy-to-use attachment methods: Command Adhesive and attachable hanger arms. It helps protect your display from dirt, debris and scratches. The filter cleans easily with a soft cloth and water.