[SUPERIOR MATERIAL] Corrosion-resistant thickened stainless steel filter inside, chrome-plated surface treatment, with insect-proof and water discharge functions, ensuring strength and longevity, durable and non-corrosive. [CLOG PROOF & MOTH PROOF] External drainage enhances drainage efficiency. The outer core reducing rubber ring fits conventional floor drain calibers, and large-aperture rapid drainage ensures quick flow without waiting. The thickened outer core deodorizes and effectively prevents mosquitoes in the sewer from climbing up. [WIDE APPLICATION] No tools needed, simply remove the old one and insert the stopper core to complete installation. Extensively used in bathrooms, kitchens, toilets, garages, and basements. [AUTOMATIC OPEN-CLOSE DESIGN] Left and right double outlets for drainage, fast drainage, not easy to block, ensuring smooth draining, sealing stinky smells and odors from sewage gas. Prevents drain water from backing up into the room, anti-water leakage and overflow. It is suitable for most toilets, bathrooms, kitchens, basements, and washing machine sewers. After installation, you will no longer experience unpleasant odors in your room. Enjoy fresh air and a better life. Size: 10.5cm Material: Stainless Steel Color: Silver Package Contents: 1 x Floor Drain Only (other products are not included). Note: Lighting and display differences may cause slight color variation between the image and the actual item. Measurement allows an error of +/- 1-3cm.