Black Cassette Gel Skin Case for Apple iPhone 4 (Verizon & AT&T) Provides your iPhone 4 the maximum protection against scratches and scuffs. Made with grade A silica gel, this case is not only durable and long lasting, but also equips the iPhone 4 with a soft and comfortable surface. It is user-friendly, and super easy to install. Inspired by vintage audio cassette tapes. For: iPhone 4