600D polyester construction , large main compartment with zippered mesh pouch, front compartment with exterior zippered pocket , water repellent pockets and lining , M.O.L.L.E. compatible , hydration bladder compatible , adjustable padded shoulder straps with D-rings , adjustable/removable waist belt , padded back with breathable mesh backing , top and side adjustable web straps with quick release buckles , top carry handle , 19" X 15" X 8" .