Material: The bypass drain pipe is made of high quality brass, which is durable and not easy to rust. Easy to install: the drain kit is suitable for sinks without an overflow. The sink stopper with standard G1 connection is ideal for all commercially available sinks. Complete installation in just a few steps, no tools required Easy to open and close. Smooth button operation with waterproof seal. Click function: Thanks to the contextual mechanism, you can open and close the new trash can with just one click. There is no need to worry about the bypass plug blocking and leaking. Sturdy structure: The sturdy structure of the drain valve, the strong brass compression spring, has good resistance to rebound and rebound, seal the water quickly and allow the water to flow out with a single button. Brand new cap high quality pop-up drain with overflow hole. Wide range of applications: The drain valve is not only suitable for families, but also for restaurants, bars, hotels and other bathrooms and toilets. This drain valve sets the highest standards in terms of design and innovation and can be installed harmoniously in every washbasin, sink, sink and kitchen cabinet without overflow.