High quality PET materials: glass like clarity 99% visual transparency and non-glued Protects screen against scratches, dust and fingerprints Uses silica gel compound layer as the adhesive to avoid producing air bubbles Can be removed without leaving sticky residue Create no light reflection and increase the color reducibility of LCD screen Effective prevent UV Can effectively absorb some of the direct collision to protect your LCD screen Safe, reliable, does not contain and harmful ingredient to human body Compatible with: Notebook PC screen protector: 7, 11.1, 12, 12.1, 13.3, 14, 14.1, 15, 15.4, 17, 19, 21, and 23 inches Digital camera LCD protector: 1.8, 2.0, 2.2, 2.4, 2.5, 2.7, 2.8, and 3.0 inches