Screen saver hard glassy material thickness 0,3mm Class 9H, special design for special occasions, which protects the display from breakage by fall and dents, and scratches thanks to its special triple coating, while preventing UV radiation of the mobile screen in the eyes and provide clarity for 100% color rendition.CHARACTERISTICS:Extremely durable surface made to withstand scratches and bumps (3 times harder surface than standard screen protectors): 9H rateFully transparent and clear, shall not prevent the monitor screen does not distort colors or brightness.Top feeling real glass touchIt creates "rainbow effects"Anti-UV Ray coated: protect the eyes from UV raysCompatibility: Iphone 4 / 4s..