Premium Real Tempered Glass Screen Protector for Samsung Galaxy (Samsung Galaxy S4) All corners are 2.5D radians precision cut on S4 99.9% High definition clear hydrophobic and oleophobic screen coating protects against sweat and oil residue from fingerprints Surface Hardness rating of 9H makes it 10x's stronger EXTREMELY easy to install with absolutely no bubbles Ultra Thin Design where there is no gaps in between the LCD and the Tempered Glass Screen Protectors and is touch sensitive