Zipper design, so you can opens and closes and quickly to add or remove cables according to your wire size. Black with adjustable design, can meet your different needs. Make the wires tie up stably. Although the adhesion of self-adhesive pad is strong, if the self-adhesive pad lose their effectiveness, you can also use screws to fix the , because the items with built-in small holes, can be recycled. Self-adhesive pads can be good and long lasting for any flat surfaces, such as plastic, wood, glass, metal, rubber, etc. The wire holders are easy to use and remove. It can be adhered any surface quickly, and can be removed without any damage and residues. No any other tools required. The cord management system can work for power , charging cables, USB , lights, network cables, car, and more. It could be a great helper and a good gift for any cable users in the family and office. colour: Black Material: Nylon size: : 9.5 cm x 2 cm/ 3.7 x 0.8 inch Small: 9.5 cm x 1.7 cm/ 3.7 x 0.7 inch Package Contents: 25 x Small cable tie mount 25 x cable tie mount Note: apply the on clean and surfaces. Only the above package content, other products are not included. Note: Light 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.