Package of DOUBLE SPHERE THREADED ENDS :Inner package:plastic bag & carton cases one pcs/box (different size deponding on the size ) Outer pacakge :wooden cases (mix packing or every size packing:in usually the size of 1100mm*1100mm*1100mm ,the 20 feet container can hold 18 wooden cases .) the wooden cases could be easiely wet when shipped for a long time on the sea . So all firstly packaged in plastic bag and then in carton ,then packed in Fumigation-free wooden cas