The Foundation travel backpack is divided into three zippered compartments including a roomy main compartment, a large front organizer pocket, and a zip-down TSA compliant laptop sleeve that puts the days of haphazardly separating out your laptop at security screenings in the past. The padded flat bottom design keeps this pack upright, while the comfortable ergonomic foam backpanel and breathable air mesh shoulder straps provide cool comfort when hustling across busy transportation hubs. TSA compliant padded laptop sleeveFits most 15 laptopsErgonomic foam backpanel and shoulder straps with breathable air meshOrganizer pocketMesh side pocketsPadded bottom panelAdjustable sternum strapLimited Lifetime Warranty 1600 cubic inches [ 26 Liters ]18.5 x 12.5 x 7 [ 47 x 32 x 18cm ]600D Polyester Heather