The ZAGG InvisibleShield Glass Elite Screen Protector is made with ultra-strong, aluminosilicate glass, tested up to 5x stronger than traditional glass screen protection. It provides maximum scratch protection with a smooth, smudge-resistant surface and comes with an installation tray for precise alignment. Maximum Scratch Prevention Aluminosilicate glass is strengthened with ion exchange technology for greater strength and scratch-resistance. ClearPrint® Technology This revolutionary surface treatment disperses the oil from your fingerprints, making them nearly invisible when your screen is turned on. EZ Apply® Installation EZ Apply® tabs and a drop-in installation tray ensures perfect alignment.