Baker Street 221B Sherlock Holmes iPhone 4 / 4S wallet case faux leather wallet, iPhone 4 flip case, book style For your iPhone 4 or 4s Ships from Houston, TX Book style iPhone 4 / 4S wallet case. Your phone snaps into the plastic holder. With a magnetic flap for easy and safe storage, there is also a space for cash etc. behind the credit cards. Our durable cases are universal and fit all the versions of the different carriers. Fits iPhone 4 and 4S models of all carriers