* Barrel-shape Inner Design: Storage For 15.6Inch Laptop and your other items.* Considerate Design: ergonomic strap with streamline arc, makes your life convenient, the shoulder bag delivers soft and easeful wearing feeling.* 4-Level Waterproof Material: Made of water-resistance fabric, to protect your laptop and items.* Hidden Pouch for Zipper: Improving the security of your belongings,more safe and time-saving.* High quality YKK zipper, breathable net designed on the back, standard belt for suitcase, side pouch.