Note: The color of the item may vary slightly due to photography and your own computerMaterial: Zinc AlloyColor: BronzeSize: 69x69x14mm/2.72x2.72x0.55inch(LxWxH)Hole size: 60mm/2.36inchWeight: 94gFeature:Made of zinc alloy,easy to use,scuff your cable and tidy your computer desk.Perfect for running cables through flat desk or table surfaces.Adjustable grommets neatly feeds wires way from desktops and work surfaces.Suitable for school, office, home computer desk, company, multimedia classroom, etc. desk wire hole cover/thread hole.Installation steps:1. Remove the cover2. Take out the black rubber ring3. Tear the rubber ring 4. Pass the wire through the rubber ring5. Wire the wire through the alloy coil6. Close the lid and tightenPackage include:2 x Desk Grommets