Design: Suitcase-style, full-wrap zipper opening Internal pocket configuration: 1 large, 1 medium, 1 small Stretch mesh water bottle pocket (up to 1L) Front zip accessory pocket with internal organization and key clip 3 grab handles: side, top, and bottom 15" padded and fleece-lined laptop sleeve Tuckable waist belt Roller bag-compatible pass-through strap on back 4 exterior webbing loops for attaching extra gear Security anti-theft YKK zippers with lockable main compartment Additional Details: 28L (1709cu in) 19 x 12 x 9in (48 x 30 x 23cm) 2 lb 8 oz (1.02 kg)