Composition notebook Samsung Galaxy S4 wallet phone case, PU leather case, foldable flip case, book style For your Samsung Galaxy S4. Ships from Houston, TX. Book style Samsung Galaxy S4 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 Samsung Galaxy S4 models of all carriers (Please note, this will NOT fit the Samsung Galaxy S4 active)