1、High quality alloy material, firm and durable. 2、Exquisite workmanship, smooth and glossy, suitable for all kind of computer desk and office table 3、Special thick anti-skid rubber band, prevent the wire box from shaking. 4、Easy to install, which is convenient to use. 5、 The hole design allows the cable to pass it conveniently, and easy for you to adjust the cable Features: 1. High quality alloy material, firm and durable. 2. Exquisite workmanship, smooth and glossy, suitable for all kind of computer desk and office table. 3. Special thick anti-skid rubber band, prevent the wire box from shaking. 4. Easy to install, which is convenient to use. 5. The hole design allows the cable to pass it conveniently, and easy for you to adjust the cable. Specification: Condition: 100% Brand New Material: ABS + Alloy Optional Type: #1, #2 #1 Hole Diameter: 50mm/2in #2 Hole Diameter: 60mm/2.4in #1 Box Outside Diameter: 55mm/2.2in #2 Box Outside Diameter: 66mm/2.6in Total Height: 14mm/0.6in #1 Single Product Size: Approx. 55 * 55 * 14mm/2.2 * 2.2 * 0.6in #2 Single Product Size: Approx. 66 * 66 * 14mm/2.6 * 2.6 * 0.6in Package List: 5 * Computer Desk Hole Cover