Sully & Son Co. combines a minimalistic aesthetic with ultimate efficiency into their premium bags. The Ryoko Hybrid roller backpack has a sleek design that's perfect for the corporate man or for your next travel destination. The impressive accessory converts from a roller to a full functional backpack. It features an expandable frontal bladder compartment, upper frontal waterproof zipper enclosure, a large main cargo compartment with vanity and organizer pockets, inner-lid zipper enclosure, contoured shoulder straps and air-mesh back panel. USB & micro USB charge port, adjustable stow-away air-mesh shoulder straps allow for easy storage and convenience. The Ryoko is finished with S & S signature logo liner.