The Corner Dock Bumper Fender by Jyincped is a 2-pack of black dock bumper fender designed for marine use. Made of polyvinyl chloride and stainless steel, these 10-inch bumpers come with a bolt-on installation type for easy setup. Weighing 4 pounds, these universal-fit dock bumpers are a reliable and durable solution for protecting your boat or dock from damage during docking and undocking.