Quality materials and design - Made of high-quality plastic and silicone, our odor-proof drain stopper is rust-proof and deformation-resistant. It effectively traps debris while helping to control odors. Backflow prevention and sealing - The bottom washer opens to allow smooth water flow as water enters the drain pipe. When the water stops, the seal automatically closes to prevent backflow and eliminate odors. Removable drain cover for easy cleaning - The drain cover on the bottom water outlet can be easily removed from the built-in hook, making regular cleaning quick and convenient. Easy installation - Insert the drain core that matches the size of your drain into the sewer, tighten, and installation is complete. Wide application and compatibility - Easily installed in any floor drain, suitable for most toilets, kitchens, laundry rooms, balconies, swimming pools, and garages. Use scenarios - Residential shower floor drain: reduces hair debris buildup and stops odors while maintaining smooth water flow. - Laundry room or kitchen floor drains: prevents backflow during heavy use and simplifies cleaning with a removable cover. - Outdoor or semi-outdoor drains (balconies, garages, pool areas): keeps area clean and odor-free in various environments.