Nike Brasilia 9.5 XL Backpack Zippered main compartment offers secure storage. Densely woven polyester stands up to the bumps and scrapes of everyday transport. Ventilated zip pocket on the front stores used gear away from your other things. Internal laptop sleeve with organization panel helps keep your computer separate. Padded, adjustable shoulder straps help you carry the pack comfortably. Side pockets make it easy to grab water bottles and other items.. 100% POLYESTER.