Generic Silicone Case Protective Case for iPhone 4/4s - Non-Retail Packaging - Black Truly unique iPhone 4 case that offers ultimate protection to your iPhone as well as adds great style to it. Compatible with Verizon, Sprint, and AT&T models of the iPhone 4/4S These newer iPhone 4 cases are made of hard plastic bumpers and thin rubber liner that would offer the best protection possible for your gadget. The printing methodology used is sublimation, which offers bright and durable print on the iPhone case for long time to come.