Material: Black sink drain without overflow made of high quality brass, durable and resistant to rust. All materials ensure reliable quality and are environmentally friendly. Easy installation: Designed for sinks without an overflow, this sink drain features a standard G1 connection, compatible with most commercially available sinks. Can be installed without tools in a few simple steps. Smooth push-button operation with watertight seal. Click-clack function: The pop-up mechanism allows easy opening and closing with a single click. Eliminates issues with leaking or stuck stoppers. Solid construction: Heavy-duty drain valve with solid brass compression spring for reliable performance, ensuring quick and secure water sealing and drainage. High-quality pop-up drain plug designed for sinks without overflow. Wide application: Suitable for residential and commercial use in bathrooms and restrooms, including homes, hotels, restaurants, and bars. Engineered to meet high standards of design and functionality, seamlessly fitting into various washbasins and sink configurations without overflow.