Gizmo Dorks Reversible Neoprene Carrying Case Sleeve (Black/Blue) for the Apple MacBook Pro (13.3 Inch Display) The case sleeve is made of durable water resistant neoprene that has a smooth anti-scratch interior. The handy Gizmo Dorks key chain provides a quick and efficient way to hook and unhook keys quickly. The padded stylish neoprene reversible sleeve case pouch lets you carry and store your valuable electronic device. The sleeve is reversible which allows a vibrant color change.