... resistant floating bridge,ocean pontoon,floating pontoon,floating dock,pontoon,modular float systerm,pontoon systerm,marina,jet ski dock ,jetty ,pier ... Buoyancy: 350kg/ m2Material: high-density polyethylene (HDPE)Color: blue, orange Size: L: 50cm * W: 50cm * H:40cm 1.Unlimited number of ... and can be assembled to correspond with the shape or size you have in mind. The possible number of construction is ...