What you get: The package comes with 4 cord locks for Roman blinds, enough to meet your daily needs, suitable for blinds, Roman blinds, and similar window treatments; They are used to easily open and close the curtain by gripping and releasing the cords. Solid and reliable: the Roman blind cord lock is made of iron and plastic, so it is durable, solid, not easy to break or deform, which can serve you for a long time, increasing the convenience in your life. Easy installation: the Austrian blind lock can be installed effortlessly; If you are using it for the first time, you can watch instructional videos in advance, which will make your project very easy without frustration. Works well: these cord locks work well for Roman blinds, allowing you to raise and lower the Roman blind just like a regular blind; Mount them on the top support and thread the cords through, they work well to make your curtain flexibly adjustable. Warm tips: Austrian blind locks for blinds are available in several sizes depending on how many cords need to be threaded through, our three-cord lock works for one, two, or three cords; And please check the dimensions in the picture before ordering to make sure it matches your blinds.