15.6-17.3 inch Laptop Business Backpack, Size of business backpack is 17.7*12.5*6.2 inches. Opening the zipper on the side of the backpack, you can choose to extend the main compartment out a couple inches, Meet your need for more space.

New Design Expandable Knapsack Bag for Men, Wide strap would help take some pressure off your back，it's comfortable. Well, There is a handle on the side, you can carry with one of your hands if you don't want to carry it on your back as a backpack. Also take your backpack hang up in luggage, easy to carry.

Water Resistance Men's Backpack for Business, Are you afraid your stuff will be get wet by rain? Don't worry, our laptop backpack has the function of waterproof, It can protect your personal items get soaked.

Anti-Theft Men's Backpack for Business, Our business Laptop backpack adhering to the simple and practical design. Slim, elegant and fashion.