rugged, tactical polyester construction. 18 x 10 x 10 inches. accepts modular a.l.i.c.e. attachments. hydration bladder compatible. self repairing zippers. polyurethane coated lining pockets. 1 large main zipper compartment with pouch and mesh pocket. 3 additional pockets. adjustable, padded shoulder straps. padded back with breathable backing. carry handle. olive drab medium military transport pack.