Made using quality 3M materials, this frameless privacy filter for LCD desktop & notebook monitors allows you to keep classified or sensitive material from being viewed by others. Privacy filter protects screens from scratches & fingerprints & minimizes glare & reduces eyestrain. Easily install or remove with no harm to screens. Filter stays in place when your notebook is closed. Privacy filter is 100 percent recyclable. Packaging is made using 100 percent recycled content. Privacy Shield fits 24" (diagonal) wide-screen monitors & offers a 16:9 aspect ratio. Filter measures 20-7/8" wide x 13-1/8" high.