Oxford travel bag USB 

? Easy: Roll-top waterproof backpack ready for a great day out. Just roll, snap the top and off you go anywhere in any condition. Great for travel, going to work, and other errands

? Style: Interior padded laptop sleeve for specialized storage to keep your computer from breaking when setting it on the ground. It has an interior slot pocket for all gadgets, interior zipper pockets, compartments, and computer Interlayer.

? Design: Padded back panel and padded shoulder straps and lumbar support. Comfortable back panel with air-flow design and with smooth shoulder straps, large internal zip side pocket with lots of space to easily find your contents.