GearMax Carrying Sleeve Laptop Cases Waterproof Tablet Bag with Hidden Handle & Adjustable Shoulder Strap for 15.6 Inch Notebook/macbook Air/macbook Pro/ultrabook/netbook Lycra Dupont + waterproof treatment provide your laptop with overall protection all the time Handbag: neat stitching of double layers at handholding part of the bag highlights its excellent quality Double zippers: unique metal zipper shows the quality and self-repairing zipper with close joint is your trustworthy choice. If it is not convenient to carry outside, just put it in the laptop bag to have a leisure trip The excellent anti-vibration performance of the laptop bag can reduce damages to laptop due to collision or vibration