C&E Anti-Finger Print, Dustproof Screen Protector for Samsung S6 Edge - Non-Retail Packaging - Gold Compatible for Samsung Galaxy S6 edge Plus The premium Tempered glass has an oleophobic coating that prevents fingerprints and other contaminants. The Surface of the Tempered glass has a hardness of 9H and 0.21mm thick, three times stronger than a regular screen protector film. Even objects such as knives and keys will Not scratch the Tempered glass. Anti-fingerprint, oleophobic coated, explosion-proof Light Penetration ratio 99% (comparison: glasses 92%, general protective film 80%)