1. Make sure the mounting surface is clean and free of dirt, dust, grease and wax. 2. Wipe the surface with alcohol and allow the surface to dry completely. 3. Remove the back of the adhesive tape and apply it to the cable clip. 4. Remove the remaining backing and stick to the desired surface. Apply pressure on the cable clamp with your thumb and squeeze it for 10 seconds. 5. Don't put any weight on them for a few minutes until the glue really sticks. Insert the cables into the clip and lock it. Avoid moving it frequently. Warm Tips: 1. Please make sure that the surface of the desktop or wall is smooth and dry before use. 2. Do not place the heavy cables to avoid exceeding their load-bearing capacity. In order to improve performance and effectiveness, you can use more cable clamps on the cables. Suitable for Cable Diameter : 6mm / 0.23 inch (maximum) colour:Black / parent Material:plastic size:30 x 10 x 10mm Package Contents: 100 x Cable Clips Only the above package content, other products are not included. Note: Light shooting 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.