... retardant,anti-mildow and UV prtection. The boat cover is used to cover the boat after they are used.It helps to ... keep the boat from water,sun and dusts,in order to make the boat last longer and cleaner. ... materia:210D,300D,420D,600D polyester coating PVC OR PU.The material all ... waterproof function cover.Please contact me for the details. boat cover