SpecificationsDiameter: 35mm/1.38"; Closing Height: 50mm/2"; Bounce Height: 60mm/2.4"; Package Weight: 143g; Package Contents: 4 Washbasin Bounce Drain Filters. MaterialThe basin rocking chair is mainly made of brass material and silicone gasket, which is very strong and durable, not easy to rust, and has a long service life. [Features] Thickened stepped silicone gasket to prevent water leakage. The basket filter with reasonable internal structure can collect hair, dirt and other sundries neatly and prevent the drain pipe from clogging. InstallationEasy to install, just take out the old insert bounce core to complete. No tools are required. NoteThis product is only suitable for pop-up washbasins, not for universal washbasins (clamshell sewers and sewers without filter basket). Please confirm the size of the drain outlet before purchasing. We only sell bouncing cores, not other items in the picture. Due to differences in different monitors, the pictures may not reflect the actual color of the item. Due to manual measurement, please allow slight size errors.