1,680 ballistic polyester (solid); 300D two-tone polyester/1,680D polyester (heather). Spacious main compartment. Dedicated zippered laptop compartment. Front zippered pocket with extensive organization panel. Tricot-lined valuables pocket. Air mesh shoulder straps. Side mesh pocket. Tech nylon zipper pulls. Padded mesh luggage trolley pass through on back. Laptop sleeve dimensions: 17" x 13". Dimensions: 18.75"h x 14.5"w x 8.75"d.