Samsung Galaxy Express 3 J120A (AT&T) - Premium [Transparent HD Ultra Crystal Clear] Tempered Glass [0.33mm 9H Hardness] Screen Protector and Atom LED Bemz Depot Atom LED keychain light and premium tempered glass screen protector shield The surface of the tempered glass has a hardness of 8-9H, three times stronger than regular PET film The tempered glass has an oleophobic coating that prevents fingerprints and other contaminants and makes the film easy to clean Tempered glass back is coated with a strong adhesive that makes for easy installation Tempered glass screen guard is manufactured for the Samsung Galaxy Express 3 2016 (J120A, SM-J120A, J-120A, J120, J1) on the AT&T GoPhone Wireless network.