The 4 Prong Pinch Pleat Drapes Curtain Hooks are made of strong all-steel material, featuring a silver tone color and a 3" short neck design. With a maximum hook open size of 12mm, these curtain hooks are perfect for pleated drapes with a pinch pleat heading. The sturdy construction and sleek silver color make them a stylish and durable choice for your window treatment needs. Each pack includes 40 pieces of curtain hooks, each measuring 66 x 19mm, ensuring you have plenty for your home décor project.