Ballistic Shell Gel Case for Samsung Galaxy S III (Black/White) The Ballistic Shell Gel (SG) Series case for the Samsung Galaxy S III offers the best of both worlds; creating a slick case designed with your style in mind. It's protection without the bulk. The exposed silicone corners dissipate impact away from the device for additional bump and shock protection and the smooth outer layer allows the case to easily slide into your pocket or purse. All buttons are fully functional through the case and the audio jack and USB port are accessible through silicone plugs. Compatible with: Samsung: Galaxy S III;