WIDE APPLICATIONS: Drain Backflow Preventer suitable for bathroom floors, kitchens, balconies, etc., can also be used for your garden drainage system, to provide you with a convenient way to investigate the domestic sewage treatment. FUNCTIONAL: Backflow Preventer can effectively prevent impurities and hair from clogging the sewer, bring effective drainage tools to your bathroom, and keep your bathroom and kitchen clean and fresh. FLEXIBLE AND DETACHABLE DESIGN: Automatic opening and closing, compact thread design at the core of the drainage pipe to facilitate smooth drainage. EASY TO INSTALL: You first need to determine the size of the drainage hole of your home, and choose it according to your needs. Shower Floor Drain only takes a few minutes to complete the installation without breaking the floor. HIGH-QUALITY: Shower Drain Cover is made of high-quality stainless steel, has good sealing performance, can effectively block peculiar smell, hair and large-scale dirt, and is durable. Features: EFFECTIVE DRAINAGE TOOL:Backflow Preventer can effectively prevent impurities and hair from clogging the sewer, bring effective drainage tools to your bathroom, and keep your bathroom and kitchen clean and fresh. FLEXIBLE AND DETACHABLE DESIGN: automatic opening and closing, compact thread design at the core of the drainage pipe to facilitate smooth drainage. WIDE RANGE OF APPLICATIONS:Drain Backflow Preventer suitable for bathroom floors, kitchens, balconies, etc., can also be used for your garden drainage system, to provide you with a convenient way to investigate the domestic sewage treatment. EASY TO INSTALL:You first need to determine the size of the drainage hole of your home, and choose it according to your needs.Shower Floor Drain only takes a few minutes to complete the installation without breaking the floor. HIGH-QUALITY DRAINAGE AND SEALING EFFECT:Shower Drain Cover is made of high-quality stainless steel, has good sealing performance, can effectively block peculiar smell, hair and large-scale dirt, and is durable. Specification: Condition: Brand New Material: Stainless steel + Silica gel Fitment: 50-75 tunnel Size: Approx. 10*11*7.5cm Package list: 1 * Floor Drain Note: 1. Please allow 0-1 inch error due to manual measurement. Thanks for your understanding. 2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.