This set of mudguard hooks is made of stainless steel. The stainless steel material their durability and practicality, and can quickly help you solve the problems encountered on the ship. and anti-rust, no matter how bad the weather, it can perform perfectly. Features -Color: Silver -Material: Stainless steel -Size: About 4.30X3.50X3.00cm/1.69X1.38X1.18inch -Made of stainless steel material, the hooks are durable and can be adapted to various weather conditions at any time. -They also will not scratch, dent, or damage your ship's rails. -In addition to using these hooks on boats, they can be used for a variety of activities such as fishing, kayaking, camping, construction and home remodeling. - resistant stainless steel material for use. -They are necessary hooks for kinds of boats' dirt boards, they are versatile hooks. Package list: 4 x dirt board hooks