Materials: Our stainless steel sink filter is made of ABS and 304 stainless steel, ensuring durability and longevity. It is rust-resistant, odour-resistant, reliable and durable, making it a solid choice for bathroom sink. Effective Drain and Blockage Prevention: The mesh basket of the hidden drain plug traps hair, valuables and other debris before flowing into the sewer, so that you can quickly and easily protect the drain from debris and clogging. Universal Suitable for Most Sinks: The bathroom sink plug fits 99 percent of sink drainage holes with an inner diameter of 34 to 40 mm, perfect for use in kitchens, bathroom sinks and bathtubs. Easy to Install: The sink drain plug has a simple structure and is easy to install. No expensive tools or plumbing required. Just remove the old drain plug and insert the new drain plug into the drain hole. Easy to Use:Pop-up design, just press the top lid to drain the water and it is easy to disassemble, saving worries, effort and time for daily disassembly and cleaning. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.