Navigation Buoy: Maintenance-free Collision-resistant Long life Environment Friendly UHMWPE (Ultra high molecular ... Buoy, Wreck Buoy, Cardinal Buoy, Foam Buoy, Company: Shandong Buoy&Pipe Industry Co., Ltd.Products: UHMW-PE Navigation Buoy Business type ... : CMB1200, CMB1500, CMB1800,CMB2100,CMB2400,CMB3000 Main characteristics: 1. Maintenance Free: No need paint and sea growth cleaning every year 2 ...