Burton Day Hiker 28L Backpack Dimensions: 19.5" x 12" x 7.5"; Volume: 28L; Durably constructed Main zippered opening with internal organization; Webbing board carry with molded wings for improved grip and fit; Hydration compatible Fleece-lined accessory pocket, small zippered storage pocket, front stretch cram pocket, side-zip water bottle pockets, and internal zippered mesh pocket with key clip for storage Padded laptop sleeve [15.5" x 10.5" x 1.5"] and tablet sleeve [10.5" x 8"] Lifetime warranty