Features: Durable: Made of silicone rubber, tough, strong and durable. Installation location: Mainly installed on the mobile phone cabinet, convenient for organizing cables and preventing dust from entering through openings. Wide range of applications: Suitable for mobile phone display cabinets, home TV cabinets, electrical enclosures, and similar uses in retail environments. Protection function: Helps protect cables and wires from sharp edges, keeps surfaces clean and tidy, and serves as a neat finish for cable openings. Easy to install: Simply drill a hole and insert the grommet directly. Package Includes: 10 x Rubber Grommets Specifications: Material: Silicone Color: Black/White/Yellow Small Diameter: Approx. 20mm / 0.78 inch Large Diameter: Approx. 25mm / 0.98 inch Note: 1. Please allow 1-2 cm errors due to manual measurement. Ensure you are comfortable with this before ordering. 2. Due to differences between monitor displays, the actual color of the item may vary slightly from the images shown.