Fulton is the leader in performance and reliability when it comes to trailer fenders. They are found on many boat trailers, utility trailers and other small trailers. Each fender is Injection Molded from a high density polyethylene (HDPE). Because of their construction, they are corrosion proof and impact resistant with a 300 lb capacity. Designed to handle temperature extreemes, Fulton trailer fenders are also scratch resisitant, the color is not painted on, rather the entire fender is molded from colored polyethylene.