【Ultra-capacity】 Size:18*12*7.8 inch, this is a professional fashion business backpack, large capacity, multi-layer, can provides a separated space for your Laptop, iPhone, iPad, pen, keys, wallet, books, clothes,bottle and more. Easy find what you want; can meet all the needs of your travel/work/school
【USB port 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. Please noted that this backpack doesn't power itself, usb charging port only offers an easy access to charge
【Comfortable & breathable & cool】Ergonomic design of S-shape padded shoulder straps and padding back design, made from high elastic and breathable sponge and fabric, equipmented with adjustable chest buckle and ring type adjustable hasp, adjust the strap length freely , reduce the burden of weight, protect the back and shoulder effectively, more comfortable for your life.
【Functional】: Luggage / Suitcase strap on the back is great to slide over the luggage tube and attached to your rolling luggage securely for easier transport. Don't have to carry the backpack on your back, less burden on your shoulder and back when on the go. Also fit under seat.
【Great materials and craftsmanship】 ①Foam padded top handle for a long time carry on ; ② Each shoulder strap is connected to the backpack with 2 reinforced crafts. ③ Breathable and adjustable shoulder straps relieve the stress of shoulder ④ Backpack with ventilation design help for the air convection, ventilation and heat elimination.⑤Additional reinforcement at the bottom to protect your laptop or notebook