From Cotopaxi, the Allpa 26l Daypack features: 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 & key clip 3 grab handles: side, top, and bottom 15 padded & 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 Waistbelt extenders are available at no extra charge for those wanting more length Shell 1: 100% recycled 840D TPU-coated nylon Shell 2: 100% recycled 840D ballistic ripstop nylon Lining: 100% recycled ripstop polyester Approx. capacity: 28L (1709cu in) Approx. 19" x 12" x 9" (48 x 30 x 23cm) Approx. weight 2 lb 8-oz (1.02 kg) Imported.