What you will receive: This package includes 4 roman shade cord locks, providing a sufficient quantity for everyday use. These locks are compatible with blinds, roman shades, and similar window treatments. They allow for easy operation by gripping and releasing the cords to open and close the shade. Sturdy and reliable: Made from iron and plastic materials, these roman shade cord locks are durable and strong, resistant to breaking or deformation, ensuring long-term performance and convenience. Easy installation: These cord locks can be installed with minimal effort. First-time users may benefit from viewing instructional videos to simplify the process and ensure smooth setup. Works well: These cord locks function effectively with roman shades, allowing smooth raising and lowering. Mount the lock to the top brace and thread the cords through for flexible and secure adjustment. Warm tips: Cord locks are available in various sizes depending on the number of cords used. This three-cord lock is suitable for one, two, or three cords. Please review the dimensions in the product image before purchasing to ensure compatibility with your window treatment.