33 liter travel pack. Tons of space. One main compartment, one separate shoe compartment, laptop slot, two front pockets with many inside compartments. The brand Aer makes quality stuff. This is a pack for pack-geeks. Comes with detachable hip belt and rain cover. Gently used. In excellent shape. Go to the following link for a full review: https://packhacker.com/travel-gear/aer/travel-pack-2-2/