Amazon.com: LOVEVOOK 17.3 Inch Laptop Backpack, Large Travel 。?MUlTI-COMPARTMENT: 3 main compartments & 12 allocated inner pockets & 2 side pockets, hold up to 17.3 inch laptop, providing a dedicated space for your tablet, cellphone, pen, textbooks, keys, wallet, clothes, shoes, sunglasses, bottle and more. Easily find what you want ?UNIQUE DESIGN: Unique shoulder strap design and breathable sponge mesh ergonomic design of the back and straps offering your back plenty of cushioned comfort by relieving the stress on your shoulder. Our full perimeter expansion system makes the backpack easy to expand from 28L to 35L ?USB PORT DESIGN: Built-in USB PORT is convenient for charging your cell phone with the connected power bank offering a more easier way to charge your phone while walking or cycling. (POWER BANK IS NOT INCLUDED) ?LAPTOP PROTECTION: Separate laptop compartment with EVA foam padded, offers optimal protection for your laptop. Tablet slot fits up to 12.9’’ iPad. Mesh pockets for mouse, adapter, charging cord and other electronics ?LONG LASTING: Made of water resistant and durable polyester fabric, metal double-way zipper pulls make opening/closing simple and fast. It\'s perfect for professional office work, business travel, weekend getaway. Its simple look can serve as a laptop carrying bag, business bag for women