Made of aluminum alloy, anti-corrosion, and durable to use. Clamshell design can accommodate more wires, making the desktop cleaner and tidier, which is durable and beautiful. Simply drill or cut a hole through the surface and insert the grommet into the hole. With a flip-open cover, it allows wires and cable to pass through safely and neatly. Application: The desk hole cover is ideal for office tables, computer desks, entertainment systems, and home furniture to organize messy cables and wires. Specification Material: aluminum alloy Color includes: black, silver Size: outer frame 80 x 160 mm, opening 148 mm, height 28 mm, side opening 68 mm Package includes: 2pcsxDesk Grommet Rectangle Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.