Windproof hook kit: includes 2 stainless steel cabin hooks (about 16 inches) and 8 mounting screws. High quality material: the windproof hook is made of selected stainless steel, which has been strengthened and improved to have the functions of water-proof, rust-proof and wear-resistant. Easy to install: The stainless steel window hook is installed with the screws attached, which is simple and easy to install, which can protect doors and windows well from strong winds. Therefore, you only need a screwdriver to complete the installation. You don't need any special skills or tools. It can be rotated 180 degrees freely: the door hook has a rotatable design, which can be rotated 180 degrees freely vertically or horizontally. You can install it on the left or right at will, without worrying about the door being unable to open and close due to improper rotation during use. Widely used: locks wrought iron gates can be used to lock windows, shutters, barns, sliding and double doors, gates, garages and shed doors. The door hook lock can be used as a door stopper.