BLU Studio 5.0K D530k Case, Everun BLU Studio 5.0K Wallet Case with Flip Cover, Stand and Pockets for ID, Credit Cards - Black BLU Studio 5.0 K D530k Flip Case Compatible with the versions of the BLU Studio 5.0 K D530k. Hard and tough back case design can protect your device against little bump and fit well. Features an ultra-slim, light weight design that protects your valuable investment from scratches and damage. Folio style with Slots for Credit, ID Cards and a Pocket for Cash Brand new case in package.