Expandable Travel Backpack, Business Laptop Backpack,Commute Backpack with USB Charging Port fit 15.6 Inch Laptop

Expandable Capacity Business Backpack with Laptop Compartment: This Commute Backpacks transforms from a sleek 20-liter work backpack to a spacious 26-liter large backpack, providing full access to the interior for all of your essentials.
Waterproof material: laptop backpack made of high-quality nylon not only waterproof and resistant but also scratch-resistant.
Best Tavel Backpack:Backpack fits for 15.6 inch laptop 11 inch Ipad. The high-quality nylon can prevent raining from outside. It is convenient so that you can Commute in business, and also suitable as colleage bookbag
Human design:TSA-Ready laptop backpack have USB charging port system , It lets you make electronic devices more convenient to charge. Multi-function shoulder strap with chest belt system, and have glasses hang hook, so that free your hands and on want to put the glasses into any pocket, you’ll hang the glasses on the shoulder strap,luggage strap assist you to be convenient of your Commute.
Breathable & Comfortable :Back side and shoulder straps come with breathable sponge mesh design, mean you can stay away from sweaty. Adjustable shoulder straps keep the backpack fixed on your body and offer your great back make stronger. Also a simple and curved design top soft maintain makes it a car