What you will get: the package comes with 4 Roman blind cord locks, enough quantity to meet your daily need, 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. Sturdy and reliable: the Roman blind window blind lock is made of iron and plastic materials, so they are durable, sturdy, not easy to break or deform, which can serve you for a long time, bringing convenience to your life. Easy installation: the Austrian blind cord lock can be installed effortlessly; If you are using it for the first time, you can watch instructional videos in advance, which makes your project really easy without frustration. Works well: these cord locks work well for Roman blinds that you can raise and lower your Roman blind just like a blind; Mount them on the top rail and then thread the cords through, they will work well to make your curtain flexibly adjustable. Warm tips: Austrian blind window blind locks are available in several sizes depending on how many cords are to be threaded through, our three-cord lock works for one, two or three cords; And check the measurements in the picture before ordering to make sure it matches your blinds.