[New design, wide application] This drain fitting is optimized and improved based on standard drains. It fits drainage holes with an inner diameter of 34 mm - 36 mm (1.34 - 1.4 in), ensuring a secure fit and avoiding common issues such as size inconsistency. Suitable for most household sinks. Made of stainless steel and brass, this drain fitting is constructed in one piece to effectively resist rust and corrosion from household wastewater and oil residues. Includes a thickened silicone seal for enhanced durability. Quick installation in 3 seconds: Simply remove the existing drain plug by hand, insert the new sink plug, and press the spring switch to complete the installation. No tools required. Easy to install and remove, making daily use more convenient. Pop-up valve design prevents sewer odors and blockages. The valve remains stable when pressed and does not tip over, ensuring reliable sealing and smooth drainage. Dual black silicone seals enhance stability and improve leak resistance. Built-in filter basket helps prevent clogs by trapping debris. The anti-clogging filter is ideal for catching small items such as jewelry, rings, and dirt, protecting the drain pipe from blockages. Material: Stainless steel Color: Gold Package Contents: 1 x sink plug Note: Light and display settings may cause slight color variations between the image and the actual item. Measurement may vary by +/- 1-3 cm.