Keep Calm Stay Alive iPhone 4 Case - Fits iPhone 4 and iPhone 4S Compatible with Verizon, Sprint, and AT&T models of the iPhone 4/4S. This lightweight and durable custom case allows easy access to all sensors, ports, and controls on your iPhone 4, while offering superior comfort in-hand. Our universal custom iPhone 4/4S cases offer the perfect fit for your phone no matter who your carrier is. This newer iPhone 4 case is made of hard silicon bumpers that offer the best protection possible for your gadget. The printing methodology used is sublimation, which offers a bright and durable print on the iPhone case for long time to come.