3M Anti-Glare Filters help reduce glare and mirror-like reflections. Its lightweight, thin, frameless design is easily applied and re-applied numerous times with no bubbles. Designed to fit widescreen laptops with a diagonally measured 12 1/2 viewing screen and a 16:9 aspect ratio. Actual filter dimensions are 10 15/16 wide x 6 1/8 high (277 mm x 156 mm). Protects screen against scratches. Attaches with optically clear adhesive strips that can easily be applied and re-applied numerous times. Easy to clean; includes cleaning cloth. Compatible with most touchscreen displays.