High quality material The Sink Stopper is made of high quality stainless steel and brass, which is strong, rust resistant, crack resistant and resilient. Equipped with thickened silicone gaskets, integrally formed to effectively prevent rust and corrosion caused by domestic sewage and oil stains. Integrated filterDifferent from traditional drain pipes, Bouchon Lavabo has an anti-clogging basket filter inside, which can collect hair and prevent the drain pipe from clogging, providing effective filtration different from button drain pipes ordinary. Suitable for bathtubs, bathrooms and kitchen sinks etc. Pop-Up Valve The Sink Stopper with rebound design can prevent sewer sticking and prevent special smell. The rebound design is very convenient, you can change the Sink Plug by pressing the valve, so you don't have to worry about sealing and draining. Two silicone seals can maintain stability and improve sealing performance. Easy to installLavabo plug can be easily installed with bare hands without tools. You just need to remove the original drain plug by hand, then insert the Sink Plug and press the spring-loaded switch to easily complete the installation. Tool-free installation and disassembly can be completed in 3 seconds, making life easier and more convenient. General size The size of the inside diameter of the Sink Plug is 32mm, suitable for drain holes with an inside diameter of 32mm-38mm, whether it is a sink, bathroom drain pipe tub or shower tray drain pipe, it can be used with different types of sink drainage.