Features: Made of Plastic and copper , durable and practical to use. Suitable for most basins. It can prevent the drain pipe from being blocked, so as to prevent jewelry, rings, dirt and other items from entering the drain pipe. Designed with O rings gaskets, plug the sink to prevent draining, good sealing effect, no more water leakage in the sink. Easy to install: just remove the old filter and insert it to completed the installation, and you can install it manually without tools. Adjustable: As needed, height adjustment can be made between 6.8-10.1cm/2.68-3.98inch. Specifications: Material: Plastic and copper Outer Diameter: 40mm (1.57inch)/63mm (2.48inch) Height adjustment can be made between 6.8-10.1cm/2.68-3.98inches as needed Note: Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 1x Sink Basin Drain Plug