PROTECTION:Premium quality AGC glass materials protects your phone screen from daily wear and tear,scratches,scrapes and explosion,which reach 9H hardness,military shield 3 times stronger than common glass, harder than a knife. Anti-Shatter: If broken, the glass will break into small parts but stay in one piece, making it safer for glass screen of your phone. ESAY TO INSTALL:Dust-free,fingerprint-free,one-push super easily installation,bubble free.