Seidio CSK3SSGS4KX-BK DILEX Extended Case with Metal Kickstand for use with Seidio Innocell 4500mAh Batteries for Samsung Galaxy S4 - Black Overall thickness of only 2.2 mm Magnetic kickstand provides convenience by easily snapping back in when not in use Interior casing made from impact absorbing polymer and exterior skeleton provides extraprotection at impact points Arachnid design of the exoskeleton gives your device extra protection at the most vulnerable spots For use with Seidio Innocell 4500mAh Extended Life Batteries for Samsung GALAXY S4 Overall thickness of only 2.2 mm Magnetic kickstand provides convenience by easily snapping back in when not in use Interior casing made from impact absorbing polymer and exterior skeleton provides extraprotection at impact points Arachnid design of the exoskeleton gives your device extra protection at the most vulnerable spots For use with Innocell 4500mAh Extended Life Batteries for Samsung GALAXY S4