iPhone 4 Case, BoxWave&reg; [Classic Book Case] Vintage Book Design Wallet Cover for Apple iPhone 4, 4S Genuine leather wallet-style case in the shape of an old-fashioned weathered book Hard, durable front and back cover to protect your iPhone 4 against bumps and scratches Interior lined with soft suede material Features 4 built-in card slots to hold up to 4 standard-size credit cards iPhone 4 is protected in a snap-fit shell case with a smooth matte finish