Drainage structure: Water flows quickly through the turbine water inlet. The mesh prevents foreign objects and hair from entering the drain. U-shaped sealing tube provides double protection, helping to keep out insects, odors, and debris. Soft TPR rubber stopper helps prevent odors, ensures a tight seal, and prevents water overflow. Easy to use and install: Simply open the floor drain cover and place it into the drain core. Easy to install and remove. Wide compatibility: Opening diameter ranges from 37mm to 75mm, suitable for most standard drains. It is recommended to measure the hole size and depth of the drain before purchase. U-shaped sealing structure: Allows water to enter easily but prevents it from flowing back, enabling 360-degree drainage through four outlets for fast water removal and a dry floor. Equipped with 4 rods: The four stoppers and the top strainer provide dual protection against hair and debris entering the drain.