KaysCase Blade Aluminum Back Cover Case for Samsung Galaxy S3 SIII i9300 with Screen Protectors, Retail Packaging -Blue High quality stylish designer case for Samsung Galaxy SIII. Snap on case protects back and sides from scratches, dirt and bumps. Features a thin layer of aircraft aluminum on the back to give the case a glorious look. Precise cut-outs allow accesses to all controls and buttons. The phone is safely wrapped in rubberized polycarbonate shell.