REX zero 1 Backpack is constructed from a heavy-duty Polyester material. It features two large main compartments and two front admin pockets together with ergonomically designed shoulder straps and dedicated hydration pocket on rear. The backpack comes with removable quick release hip belt, multiple quick release compression straps, numerous MOLLE attachments points and generous inner padding throughout the bag. Available only in Black color. Approx. 25L capacity.