Helps reduce glare and mirror-like reflections which makes your screen easier to use in high-glare situations Designed to fit widescreen laptops with a diagonally measured 14" viewing screen and a 16:9 aspect ratio Actual filter dimensions are 12 3/16" wide x 6 7/8" high (310 mm x 175 mm) Easy to apply, removable and re-attachable. No lamination, no bubbles. Lightweight, thin, frameless design Protects screen against scratches Attaches with optically clear adhesive strips that can easily be applied and reapplied numerous times AG14.0W9