DiyPhoneCover-Custom The Charming "Justin Bieber J.B Jbiebs" Printed Silicon Protective Black Case Cover for Apple iPhone 4,4s-DPC-2013-06436 Case Type: Durable silicon. Compatible With: Apple iPhone 4,4s. Allows full access to the Apple iPhone 4,4s functions. Convenient access to all buttons, controls and functions. Design snap-on cell phone case for Apple iPhone 4,4s.