CC series mooring buoy is used on the wide sea or lake as a sing(reference), used for navigation or mark waterway rapids or the reefs,and the detection equipment under the water.They usually are fixed by the anchor in case the move it.The color of the mooring buoy must be bright,can clearly be seen in the complex environment of ocean or lake.Even in the rough sea,the requirement for crashworthiness of this mooring buoy also is very high. Raw material:CC series mooring buoy is made of high quality PVC raw material,non-toxic for the environmental. excellent performance: anti-aging, corrosion resistance to seawater,thanks to the UV material,sunscreen will not fade even experienced long time exposure to the sun. The shape is water drop design. the design structure can greatly enhances the stability of the buoy. Specification : CC-1 Dia*Len 27*33cm Volume 12L CC-2 Dia*Len 36*42cm Volume 23L CC-3 Dia*Len 43*53cm Volume 47L CC-4 Dia*Len 51*65cm Volume 70L