This product is a set of 2 black 6-inch concealed hinges made of zinc alloy, designed for hidden doors with a 180-degree opening angle. The hinges have a painted finish and come with screws for easy mounting. They are suitable for door mounting and feature a stylish adjustable design that is perfect for adding a modern touch to your home's décor while providing a secure and functional hinge solution. Ideal for those looking to add a sleek and hidden appearance to their doors, these invisible hinges offer both style and functionality.