CellMACs Protective Shock Proof Impact Hybrid Rubber / Plastic Case for Blackberry Z10 STL100-3 RFK121LW STL100-3 RFF91LW STL100-4 BlackBerry Surfboard BlackBerry London - Red Compatible with all versions of Blackberry Z10, including STL100-3 RFK121LW, STL100-3 RFF91LW, STL100-4, BlackBerry Surfboard, BlackBerry London Allows access to all necessary ports and buttons