This Needham backpack is made with 100% cotton for the shell, and 100% recycled polyester for the shell detailing and internal lining. The bottom trim is made from genuine leather. The backpack\\\'s has a modern silhouette and numerous pockets for keeping your things secure and organised, including a laptop compartment for a 13\\\" laptop, internal slip pockets, and an internal zipped pocket. The straps and back are covered with air-mesh for enhanced comfort. Size ONE