FAMILY SIZE - One bottle (4ml) of Bulldog Shield can be applied on up to four screens. Perfect for the whole family. Can also be applied to larger screens such as tablets and computers. EASY TO APPLY - Easily apply the liquid on your screen and once it hardens you will enjoy the best phone protection that lasts. Screen protector coating enhances and deepens transparency for years. Makes for easy removal of fingerprints. INVISIBLE SCREEN PROTECTOR - This Anti-Scratch and Dust Repellent is a unique formula that protects your devices and surfaces like no other screen protector. Reaching Cross-Link of Pure Titanium (Ti) a shielding of 10H hardness, the screen can’t be scratched even with a sharp knife. EDGE TO EDGE FULL-SCREEN COVERAGE - Bulldog Shield screen protector is great for all glass, and plastic surfaces and screens, including cell phones, computer screens, tablets, and cameras. PURE NANO PARTICLES - Protect your screen from scratches, even from a sharp knife, and dust with this water-repellent ultimate liquid screen protector used by the military.