***** **********Best Quality Guranteed. *****Anti-theft Hidden Laptop Zone Separating type laptop compartment design hidden in the back of the backpack (under the shoulder strap), your laptop will be safely tucked away in the compartment that is only accessible when you take it off your back; Zipper can be locked to D shape ring with your lock to keep laptop privacy. (Lock not included) *****Detachable USB Cable External USB port with cable is convenient to charge phone/tablet/other devices with your power bank inside. Better for cleaning backpack, won't get usb rotted, replacing the cable by removing the built-in cable.
(Power bank not included) *****Comfortable back support systemErgonomic design of S-shape padded shoulder straps and padding back design, made from high elastic and breathable sponge and fabric, equipped with 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. *