Made from quilted, sleek, water-repellent polyester. Bag unzips to lie flat for packing. Exterior features a zip tech pocket, a side slip pocket and two front zip pockets. Front compartment features three pen pockets, three slip pockets, a key lanyard and a tech pocket. Interior features two large compartments with zip curtains (one has a zip pocket). Padded laptop compartment. Padded shoulder straps, back and contoured trolley sleeve. Chest strap. External compression straps. Zip closures.