Basics Privacy Screen Filter - 21.5 Inch 16:9 Widescreen Monitor, Anti Glare & Blue Light Filter (21.5 inch (16:9), 18.77" x 10.56") FROM THE MANUFACTURER Basics See more

Measures 18.8 by 10.6 inches; fits a 21.5-inch widescreen monitor (16:9); backed by an Basics 1-year limited warranty. Reversible: choose the glossy side for an extra clarity or the matte side to minimize glare and distracting reflection. Reduces harsh blue light for less eye strain; protects against dust and scratches; easily attaches with included bezel tabs or removable adhesive strips. Creates a restricted viewing angle of only 60 degrees, so facing the screen can see, but off to the side can only see a darkened screen. Privacy screen helps keep screen information safe from prying eyes; ideal when flying, commuting, or working in a cafe or other public space.