Zipper design, so you can opens closes easily quickly to add or remove cables according to your wire size. Black cable ties with adjustable design, can meet your different needs.Make the wires tie up stably. Although the adhesion of self-adhesive pad is very strong, if the self-adhesive pad lose their effectiveness, you can also use screws to fix the cable ties, because the items with built-in small holes, can be recycled.Self-adhesive pads can be good long lasting for any flat surfaces, such as plastic, wood, glass, metal, rubber, etc.The wire holders are easy to use remove. It can be adhered any surface quickly, can be removed without any damage residues. No any other tools required.The cord management system can work for power cords, charging cables, USB cords, , network cables, car, more. It could be a great helper a good gift for any cable users in the family office.colour: BlackMaterial: Nylonsize:Large: 9.5 cm x 2 cm/ 3.7 x 0.8 inchSmall: 9.5 cm x 1.7 cm/ 3.7 x 0.7 inchPackage Contents:25 x Small cable tie mount25 x Large cable tie mountNote:Please apply the cable tie mounts on clean smooth surfaces.Only the above package content, other products are not included.Note: Light 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.