Great backpack -- used only a few times (I'm shorter so it's just a little too big for me ). But it's really comfortable and can fit a ton of stuff. Especially good for travel. Specs: - meet carry-on requirements - Opens clamshell-style for suitcase-like packing and organization - Backpack, duffel, or briefcase mode - TPU-coated ripstop fabric resists abrasion and weather - Padded laptop sleeve secures devices up to 16 inches - Side water bottle pocket stretches to fit larger bottles - Interior sleeves and mesh pockets keep essentials organized - Removable hip belt doubles as a crossbody shoulder strap - Dimensions: 20" x 12" x 7" (50.8 x 30.5 x 17.8 cm)