3D Perfect Fit : Full screen cover,  protect your phone screen in all directions. Protection From Scratches : Surface hardening crystal coating trestment, more effective scratch-resistance, wear-resistance. Anti-Static : Antistatic glue, Prevent Static electricity from absorbing dust. Anti fingerprint : High quality fingerprint oil, not easy to produce fingerprints. High Touch Sensitivity : Smooth touch and unrivaled sensitivity. HD Hardness Tempered Glass : Double reinforcement, no broken edges.