- Moon Cow Sleeping - - Style PU Leather Case Wallet Flip Stand Flap Closure Cover FOR Samsung Galaxy Core Prime - Devil Case - Made of high quality PU leather,durable and comfortable Stand flip design : freely and relaxed to enjoy video, movies, E-book, pictures etc. Completely protect the phone from dirt, scratch and bumps. Single magnetic button closure design : safe, secure,convenient and tightly. Flexible design : makes it easy and quick to remove and install.