To ensure the door remains securely closed during rough seas, attach the catch to both the door and the frame. The tension mechanism is designed to hold the door firmly in place, preventing any accidental openings that could occur due to the movement of the boat. This is particularly important for maintaining safety and preventing damage to both the door and the interior of the vessel. The robust construction, made from Zinc Alloy, ensures durability , making it ideal for marine environments. This essential piece of hardware is a must-have for any yacht or boat, providing peace of mind and enhancing the overall safety of your adventures. Features -Color:Silver -Material:Zinc Alloy -Size:5.00X1.60X1.00cm/1.97X0.63X0.39in -Material: constructed from Zinc Alloy, this marine door holder is built to last, providing reliable performance in marine conditions -Secure hold: designed to keep doors firmly in place, this door holder prevents unwanted movement, ensuring your boat's interior remains secure and undisturbed -Universal fit: compatible with a wide range of boat doors, this door holder is a versatile solution for various marine applications, from yachts to fishing boats -Simple maintenance: the Zinc Alloy material is easy to clean and maintain, ensuring your door holder remains in top condition with minimal effort -Enhanced safety: by keeping doors securely open or closed, this door holder helps prevent accidents and injuries on board, contributing to a safer boating experience Package list: 1 x marine door stopper