Perfect as a pick-up buoy and ideal for all diving applications. Newly designed 5/16" diameter pultruded fiberglass mast with PVC outer layer adds strength, flexibility and no more fiberglass shards to become exposed. Float is sealed Urethane foam-provides great floatation and years of service. Corrosion resistant HDPE (high density polyethylene)coated cast metal weight that will not scratch or mar your boat's finish. No more fiberglass slivers Made in the USA | Taylor Made Sur-Moor Mast Buoy, White (74") in Blue