Special Edition- Express Align Installation Kit included - Provides the easiest and Most Accurate Installation Process In 3 Simple Steps . When it comes to touch screens, nothing tops the functionality, feel and clarity of glass. The same is true of screen protectors. Made from a special chemically-tempered glass exceeding the hardness of steel, ScreenGuardz® PureTM Premium Glass Screen Protector sets the standard in protection. A smudge-resistant coating and A thin .4mm thickness allows for high touch sensitivity to ensure performance in equal measure. No matter what you're protecting, ScreenGuardz Pure is the clear choice.