Material: The desk cable grommet hole is made of high-quality aluminum alloy, with a smooth and shiny surface, durable and not easy to rust. Brush Design: The brush design prevents dust from entering, reduces friction, prevents abrasion, and protects the wire and cable from damage. [Easy to Use]: The metal cable hole cover uses an openable cover to route wires and cables safely and neatly, which is convenient to use and organize cables. Easy to install and also easy to remove, convenient to use. [Wide Application]: Provides a clean and tidy way to manage cables and wires on your desk, neatly organize cables for computer desks, PC peripherals, office and school equipment.