【Pop-Up Drain Valve】Upgraded pop-up drain stopper allows you to switch between sealing and draining modes by pressing the top cover. Features a sealed, leak-proof design with an upgraded multi-layer sealing ring to prevent leakage and ensure safe, reliable performance. Helps reduce issues related to water leakage compared to traditional drain mechanisms. 【Built-in strainer】Includes an integrated anti-clog basket filter that helps catch hair, debris, and small items to prevent drain blockages. All components are removable for easy cleaning and maintenance. 【High-quality material】Constructed with thickened ABS and a brass core, this drain stopper is durable, resistant to rust, and designed for long-term use without cracking or leaking. 【Easy installation】Pack of 4; no tools required. Simply remove the old drain plug and insert the new one for quick, tool-free installation.