Protection Display Film - T7PXT7PX Screen Protector Protects the screen from scratches and dirt Its a little smaller than the T7PX screen size, so that is easier attach and stick tight The protector has a front and back backing How to attach the protector: Clean your screen using a glass cleaner with a lintfree microfiber cloth. Wipe off the dust from the screen thoroughly before applying the screen protector. (Dust and dirt are the reasons for air bubbles underneath the