Package content: 2 x 2 inch black desktop threading box cover, suitable for 2 inch (50 mm) holes. Simple installation: the installation of the cable hole cover of the desk is simple and convenient; put the grommet directly into the previously drilled hole, and add or remove the cable as needed. The flexible opening can accept multiple wires from any direction and can pass through any cable up to 1.5 inches (diameter). Effective cable and wire management, protecting cables and wires, keeping the desk clean and tidy, is also a good decoration. Made of ABS and soft rubber, it has excellent comprehensive performance, wear resistance and durability.