500D poly • Unique curved zippered opening • Large pocket with interior organization • Large main compartment • Two compression straps across the body • Ergonomic shoulder straps with mesh valuables pocket • Two exterior mesh pockets • Hydration pocket • Integrated padded luggage trolley pass through on back • Laptop sleeve: 9.8"h x 11.8"w; fits most 15" laptops • Dimensions: 20"h x 11.8"w x 7"d • Capacity: 2,013 cu.in./33 L • Weight: 2.14 lbs./0.97 kg