Made of brass material, durable for long-term use. Anti-rust and anti-corrosion, bouncing without lagging. Adopting spring mechanism and screw thread push pop-up, light weight and durable material for long-term use. The upper and lower ends of the bolts are in a spiral structure, which uses a spring mechanism and threads to push the click sound. Features - Color:Golden. - Material: Copper. - Size:4.70X1.50X1.50cm/1.85X0.59X0.59in. - Copper materials. All copper structure, very durable, precision craftsmanship guarantees no burden to use. - Works as a replacement part for basin pop-up plug, Suitable for most bathroom basin, sink and bathtub. - Easy to operate. Our pop-up sink movement is simple to use, just push down to seal and release the drain. - Easy to install. Just gently install it on the bounce cover and you can start using the new drain. - The best choice to replace the old or broken pop-up sewer movement, come buy one and try it.Package list: 2 x Clicker Pop-up Bolts