★ANTI THEFT DESIGN DAYPACK:This bag apply anti-theft design techology. Zipper of main pocket is fully hidden in the back of the back pack ,no theft will easily open your backpack. Equip with a secret pocket behind the bag which can keep your valuable items from thieves
★USB CHARGING PORT DESIGN:With a built in USB charger outside and a built in charging cable inside,this usb bag offers you a more convenient way to charge your electronic device anywhere. This backpack doesn't power itself,you need a power bank to charge it
★VARIES FUNCTION BACKPACK:180°adjustable main compartment,varies function pockets for pens ,phone ,wallet and some slim 15.6 inches laptop,elastic band design and velvet inside material laptop compartment to protect your laptop
★NIGHT SAFETY AND FUNCTIONAL BACKPACK:There is a refelctive stripe on the front of the bag which makes this backpack more conspicuous in the night. A luggage strap allows travek backpack fit on the suitcase
★COMFORTABLE SHOULDER STRAP AND BACK DESIGN: Padded and adjustable shoulder straps offers light-weight carrying,EVA back material will potect your back and your laptop in heavy carry,ventilate and comfortable. Size :11.02 X 4.92 X 16.93 inches . Capacity :12 L
