NANO TECHNOLOGY creates an INVISIBLE protective coating and will enhance your screen to 9H HARDNESS, WATER REPELLENT, 99.9% BACTERIA REPELLENT, and SCRATCH RESISTANT. After easy WIPE ON Application, it becomes 100% Invisible, Undetectable, Bubble free and does NOT interfere with the functionality of your screen. NO Sticking. UNIVERSAL Screen Protector Compatible with ALL Apple, Samsung, Sony and Other branded Phones, Tablets, Camera Screens, and LCD Screens.