* TRAVEL BACKPACK MATERIALS- Stylish backpack made of eco-friendly waterproof canvas, soft and fashionable, classic and minimalist design really stands out from the crowd! Large Capacity Backpack：16"x 11"x 8"(42*32*20 CM) * FUNCTIONAL BACKPACK - Inner: main pocket can fit up to 15.6’’. 2 small open pockets. Outer: one front side pocket and 2 side pockets * CONVENIENT USB PORT DESIGN:Built-in detachable USB cable design, great convenience for charging your electronic devices via connecting your own power bank. (POWER BANK IS NOT INCLUDED) * LARGER CAPACITY- Can hold 15.6" computer, tablet, glasses, wallet, keys, earphone, power bank, cell phone, document and clothes.