GALAXY S4 premium tempered glass screen protector Feature：1. Whole Transparency : 0.4mm thick and made with chemically treated, transparent tempered glass.2. Surface hardness : 8~9H : The surface of the screen protector has a hardness of 8~9H, three times stronger than regular PET film.Even shard objects such as knives and keys will not scratch.3. Oleophobic Coating : The screen protector has an oleophobic coating that prevents fingerprints and other contaminants and makesthe film easy to clean.4. Delicate Touch : The screen protector is coated on the back with a strong silicon adhesive that makes installation easy and attachesthe film firmly so as to not affect the touch screen sensitivity.5. Anti-Shatter Film: If broken, the screen protector breaks into small pieces that are not sharp, making it safer than other glass products.IncludeTempered Glass Screen Protector - 1PCAlcohol Swab - 1PCMicro-Fiber Fabric - 1PCEpoxy Coated Button(Black x 1, White x 1) - 1SETUsing method:1.Before beginning, make sure wash your hands thoroughly andwipe your screen with the microfiber cloth.2.Peel the protective layer off the adhesive side3.Carefully align the GLAS. t R and the cutouts to the screen andslowly begin the application process4.Press center of the GLAS. t R lightly as the direction of thearrow (only a minimum amount of pressure is necessary). Thenadhesive part spread to over all smoothly. the film`s adhesiveproperties allow the GLAS. t R to stick onto your screen.5.If air bubbles get trapped under the GLAS. t R, use thesqueegee to remove them, beginning from the center.6.Smaller bubbles should disppear within 1-2days.Check out my other items!WE HAVE ALSO FOR GALAXY/S3/IPHONE 4/5 On Sep-01-13 at 22:00:23 PDT, seller added the following information:FREE! Sellers: Add a FREE map to your listings. FREE!