The most portable & compact dive flag & buoy system. Exterior shell is constructed from salt/sun resistant marine grade nylon. Nylon dive flag is 16.5"x15.5". Collapsible fiberglass poles, with stainless steel and brass fixtures. Uses detachable lead weight from an ordinary weight belt for lightweight and compact travel (lead not included). Matching PVC mesh carry case with woven cloth label. Weighs about 1 pound.