Monoprice 109492 Polycarbonate case with TPU bumper Samsung Galaxy S3 - Retail Packaging - Charcoal/Black This case combines the solid protection of a polycarbonate back with the flexible protection of TPU (thermoplastic polyurethane) for the top bottom and sides of your phone The case has cutouts on the top and bottom for the connectors and on the back for the camera lens flash and speaker The buttons on the sides are covered with a thin section of TPU allowing each button to be manipulated without exposing it to the elements