ZIZO TEMPERED GLASS Screen Protectors offer the best protection for your device. The LG Harmony 4 Tempered Glass features 9H hardness to withstand all bumps shocks and drops. A 0.33 mm thick glass keeps your LG Harmony 4 scratch resistant without interfering with the sensitivity of your touch screen. Install your screen protector like a pro with an application kit included with every purchase. At ZIZO, we believe in our products, which is why we will back them all with a LIFETIME Warranty and provide friendly, easy-to-reach support. For more Warranty Details, please visit our brand site. This screen protector is compatible with LG Harmony 4.