... .anti-scratch,visual invisibile 3.98% transparency 4.dustproof,waterproof 5.no residue,re-usable 1.For high transparency iphone screen guard1 ... -scratch, anti-grease and dustproof.2). Special no-glue silicon, self-adhesive.3). No bubble and fingerprint free, washable and resuable.4 ... protection and not rub or fall of.5). Leave with no residue and would not corrode the surface.6). Easy installation ...