SPARIN [2 Pack] Samsung Galaxy Express 3 Screen Protector, Tempered Glass for Galaxy Luna / Express 3 / Amp 2 with [Bubble-Free] [Ultra Clear High Definition] Specially designed for Galaxy Luna & Galaxy Express 3 & Galaxy Amp 2 - 4.5 inch, NOT for J1 (4.3 inch) High Definition: With 99% transparency, keeps the bright and colorful image quality Scratch Resistant: 9H Hardness tempered glass, 5 times stronger than normal glass, prevents from unwanted scuffs and scratches by knife, keys and some other hard substances High Responsive: Only 0.3mm thickness, maintain the touch sensitivity almost as the original screen Easy Installation: Hassle-free and bubble-free installation, automatically attach to the screen smoothly