Digital4all(TM) Privacy Anti-spy Tempered Glass Screen Protector Shield Guard for Samsung Galaxy Note 4 + [FREE GIFT DigitalCase Touch Stylus Pen] Protect your phone privacy on the go with this screen protector. ONLY YOU can see your phone! If broken, the Tempered Glass breaks into small pieces that are not sharp, making it safer than other glass products. The tempered glass screen protector has a strong adhesive that makes installation easy and attaches the film firmly so as to not affect the touch screen's sensitivity. The tempered glass has an oleophobic coating that prevents fingerprints and other contaminants and makes the film easy to clean. The surface of the tempered glass has a hardness of 9H and 0.3mm thick, three times stronger than a regular screen protector film.Even objects such as knives and keys will not scratch the tempered glass.