Incase has announced that as part of its collaboration with The Andy Warhol Foundation, its Snap Case for the iPhone 4 and iPhone 4S is now available in five additional designs. Featured in this latest update are Warhol’s 1964 Self Portrait, 1963’s Crowd, Cars and Handle with Care – Glass—both from 1962—and 1980’s Diamond Dust Shoes. Each case features Warhol’s signature on the inside, and offers full access to all ports, controls, and cameras. Incase’s Warhol Collection Snap Case for the iPhone 4 and iPhone 4S is available now and sells for $40.