Unik Case Black Diamond Foam Splash & Shock Resistant Neoprene Universal Sleeve Zipper Case Bag for All 13" 13-Inch Laptop Notebook / Macbook Pro / Macbook Air / Ultrabook / Chromebook Perfect snug fit for most 13" laptop and utlrabook 3D diamond pattern delivers extra shock absorption during impact External corner opening allows charging your laptop without taking out of the sleeve bag Zipper opening allow quick and easy access to your laptop Protects laptop/macbook from dust, shocks, bumps, scrapes and scratches & spills