Unik Case Black Paper Fiber Universal Sleeve Case Bag for All 13" 13-Inch Laptop Notebook/ Macbook Pro/ Macbook Unibody/ Macbook Air/ Ultrabook/Chromebook Unik trendy "go-green" sleeve bag, long lasting durable environmental friendly material Button opening for quick easy access Protects your laptop from scratches, dints, scrapes, spills and dirt Slim, lightweight, and easy to carry around Universal sleeve bag for All 13" Macbook Pro/Air and most other ultrabooks/notebooks