3M Anti-Glare Filters help reduce glare and mirror-like reflections. Its lightweight, thin, frameless design is easily applied and reapplied numerous times with no bubbles. Designed to fit widescreen desktop LCD monitor with a diagonally measured 18 15/16" viewing screen and a 16:10 aspect ratio. Actual filter dimensions are 16 1/16" wide x 10 1/16" high (408 mm x 255 mm). Protects screen against scratches. Attaches with optically clear adhesive strips that can easily be applied and reapplied numerous times. Easy to clean; includes cleaning cloth. Compatible with most touchscreen displays.