Just place the floor drain in the bathroom drain, bathtub drain, kitchen sink, shower drain, or laundry room drain. An economical choice, this floor drain offers three functions: filtering debris, blocking odors, and preventing insects. It helps prevent sewer clogs and effectively keeps out drain flies. Provides fast drainage while blocking odors, insects, and dirt; even with heavy water flow, it remains unclogged. Collects hair and small particles, acting as a cover to prevent odor and insect entry. Features a multi-layer structure that blocks even the smallest insects, keeping all types of pests out of your sink. Airtight seal prevents the release of unpleasant and harmful odors, promoting a safe and clean environment. Simply remove the existing cover and insert the floor drain core into the drain. Installs in seconds. Made of elastic silicone—resistant to rust, durable, and wear-resistant. Product Name: Floor Drain Core Applicable Pipe Diameter: 33-45mm Drainage Type: Gravity Direct Drainage Features: Anti-clogging, Odor Blocking, Backwater Prevention Color: Silver + Gold + Red Material: Copper + PC Size: 47mm Package Contents: 1 x Floor Drain Core Note: The package includes only the items listed above. Other products are not included. Lighting and display differences may cause slight variations in color between the product and the image. Measurement tolerance: ±1-3cm.