Package of 16pcs Cord Lock Mechanism for 3 line. The Cord Lock are made of high quality plastic and stainless steel reliable, strong, and , which is safe and can you for a long time. Notice: before order,please kindly check the size and shaped on the picture and compared with your existing lock in your blinds.because the similar not fit. The Cord lock works with 1.4mm, 1.6mm, 1.8mm, 2.0mm, and 2.2mm string sizes. Bamboo blind cord lock use in the bomboo blind which connect the cord.It made the cord stop easier. And can be installed Both Left and Right Sides. Colour:White Material:stainless steel + plastic Package Contents: 8 x locks 8 x pulleys Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.