Outstanding Brass Material: The sink plugs are made of brass, ensuring rust and resistance. The smooth surfaces make them reusable for long-term use, with a temperature range between -40 and +120. Efficient Bouncing Core: The solid brass bouncing core offers excellent bounce and rebound strength. It quickly seals the sink hole or drains the water efficiently. Easy Replacement: This sink plug is easy to replace by just screwing it in. To drain water, just push the button of the sink stopper. The detachable slotted plug bolt set allows for convenient cleaning. Wide Applications: Suitable for standard size home bathroom washing basins, kitchen washbasin drain plug stoppers, and more. It effectively prevents garbage from entering the pipes and causing blockages. Complete Package: Please cinch that you measure the hole size before placing your order. Colour: Material:brass Package Contents: 2 * Water tank plug Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.