600D polyester and 420D nylon with backing. Double zip main compartment. Front flap secured by side release clips. Zip front pocket on back of bag with business card holder. Expandable bottom and sides. Organiser includes 1 side open pocket with open mesh pocket, key holder, pen holders and 1 pen pocket with a zip mesh pocket on front. Rubber co-ordinater signature pullers. Capacity - 13.5 litres.