LeSportsac Rolling Backpack 100% Nylon Imported nylon lining Zipper closure 19.5" high TWo position retractable handle with zipper compartment to conceal handle when not in use, adjustable padded backpack straps Convertible back zipper flap: covers backpack straps when rolling and converts to cover wheels when wearing on back, two exterior front zipper pockets, two exterior side open mesh pockets, interior back wall mesh pocket with elastic