DUSLANG Laptop Backpack,Business Travel Anti Theft Slim Durable Laptops Backpack with USB Charging Port,Water Resistant College Computer Bag for Women & Men Fits 15.6 Inch Laptop and Notebook

Multi Compartment: One separate laptop compartment hold 15.6 Inch Laptop as well as 15 Inch, 14 Inch and 13 Inch Macbook/Laptop. One extra compartment roomy for iPad, One Main compartment for binders, clothes, ect. Mesh pockets inside pen, note books, mouse and other small items to make your items organized and easier to find. Three front compartments and two side pockets to store your daily items. One compartment on backside.
^^ Comfortable and sturdy: Comfortable airflow back design with thick but soft multi-panel ventilated padding, gives you back support. Breathable adjustable shoulder straps relieve the stress of shoulder. Foam padded top handle for a long time carry on. ^^ Thinkful
Design and Expandable: size 17.5 *6*14inch, after expansion this backpack can be up to 80L A luggage strap allows backpack fit on suitcase, With a hidden anti theft pocket on the back protect your valuable items from thieves. making your journey and travelling more convenient wherever you go. ^^
USB PORT LOCK DESIGN: With built in USB charger outside and built in charging cable inside, this usb backpack offers you a more convenient way to charge your phone while walking.
Headphone Jack: you can listen to your favorite music on the go hands-free.
^^ Durable Material: Made of water resistant and durable polyester fabric with metal zippers. ensure a secure and long-lasting usage everyday.