MS0348S Features Designed to fit the contours of the Samsung Galaxy S3/I9300 precisely Protects the edge of the Samsung Galaxy S3/I9300 from scratches and dust Direct external access to all buttons， controls， ports and card slot Also enhances the phone signal General Specs Brand TRIOBUMP   Type Frame Material Metal   Color Silver Function Dustproof and signal enhance Compatibility Samsung Galaxy S3/I9300 Package Details Weight: 80.25 g Size: 18.00*11.5*2.5 cm Package Includes * Metal Frame