Brevite Backpack Nimbus Grey Brevite Cameras, Photo Video 。Material: Crafted from 600D polyester canvas with nylon lining and made from a high quality, recycled and water resistant material. Capacity & Size: It has an 18L volume and dimensions of approximately 17.25in (44cm) height, 10.25in (26cm) length, and 5.5in (14cm) depth. Compartments: A spacious main compartment with a fold-over top and magnetic snap closure. A dedicated, water-resistant, padded laptop pocket that fits up to a 16-inch laptop. A front organizer pocket for smaller items like pens and keys. A hidden passport pocket on the back for valuables. Side access to the main compartment via a J-zip. Condition- excellent, excellent. Two TINY marks on bottom (see photo). Interior is pristine. I used this once.