Boat owners and dock managers, this large dock corner bumper is exactly what you need to protect both your vessels and your dock structure. Measuring 4 inches high by 12 inches wide by 12 inches deep, it's substantial enough to handle significant impact from boats docking or drifting in currents. Made right here in the USA, the quality construction is built to withstand marine environments - think sun, saltwater, and constant weather exposure without deteriorating quickly. The corner design is perfect for those vulnerable dock edges where boats most commonly make contact during docking maneuvers. Installation is straightforward, and once in place, this bumper absorbs impact beautifully, preventing damage to both your boat's hull and the dock itself. The durable material holds up season after season, making it a smart investment for any serious marine setup. Whether you're protecting a private dock or outfitting a commercial marina, this bumper delivers reliable performance that cheaper alternatives just can't match. The size provides excellent coverage while still maintaining a clean, professional appearance on your dock. It's one of those simple but crucial pieces of dock equipment that pays for itself the first time it prevents expensive damage to your boat or dock structure. Definitely recommended if you want peace of mind knowing your dock is properly protected against accidental impacts.