Feature:1. No damage to eyes, scientific antipeeping, frontal view is clear while side view for black screen.2. Widely used for computer display with a screen size of 21.5 inches and a screen ratio of 16:9.3. Microoptical blinds technology, available on both sides, matte side with antiglare coating designed, glossy side provide clearer picture, meet your different needs.4. Antireflective, antiradiation, antioil and no twill, highdefinition eye protection, reliable to use.5. Simple installation, does not require complicated operations, very convenient for using.Specification:Condition: 100% Brand NewItem Type: Computer Anti-Peeping Film Material: PETColor: As picture shownApplication Method: SnapType: Front Film Process: CoatingSize: Approx. 477 x 268mm/18.8 x 10.6inApplication: Suitable for computer display with a screen size of 21.5 inches and a screen ratio of 16:9..Package List:1 x Anti-Peeping Film1 x Clean Cloth1 x Tape1 x Hanging SheetNote:If the size of the computer screen is less than 21.5 inches, smaller than the size of this product, you need to cut it to fit the size.