Package includes: 2 pieces desk grommets for wire management, comes with black. Made of strong ABS plastic, easy to install and replace Size details: the diameter of the mounting hole is 60 mm/ 2.36 inches. The overall diameter is 72mm/2.83inches, the height is 22mm/0.87inches, and the thickened thickness is 2.5mm Practical design: the black desk grommet cord is made of quality ABS materials, and the surface is frosted, which is very textured. Four non-slip threaded rings can be tightly clamped in the hole position, not easy to move Removable lip: there is a small opening that can be manually adjusted by a spring, which is applied to pass the wire through and keep the wire neat. The surface of the opening is designed with non-slip lines to increase the friction with the fingers. The cover can be opened easily and is convenient to use Daily application: the desk cord grommet can neatly organize computer desks in schools, homes, computer rooms and other places, as well as various wires on the desks, creating a clean and tidy work and study area Features: Removable design: You can gently open the cover to separate it from the holder, which is convenient for placing more wires. The small opening is controlled by solid springs and screws. When not in use, the small opening can be closely combined with the cover without affecting the overall appearance of the desktop. A good helper in life: The thickness is 2.5mm, very hard and strong, even plastic materials can be durable. Make your desktop organized and more convenient for daily tidying and cleaning. Specifications: Material: ABS plastic Color: Black Size: Diameter of the mounting hole: 60 mm/ 2.36 in Overall size: 72mm/2.83inches*22mm/0.87in Quantity: 2 pieces Package includes: 2 x Desk Grommet Cord Notes: Manual measurement, please allow slight errors on size. The colors may exist slight difference due to different screens, please understand.