[Excellent material]The white sink drain without overflow is made of high quality brass, it is durable, not easy to rust, lead-free, harmless and environmentally friendly. Polished chrome finish, anti-corrosion to ensure a long-lasting shine in the bathroom. [Ceramic waste without overflow]The drain valve is equipped with a unique ceramic cover, which resists scratches and fits your ceramic basin better than other ordinary waste. No overflow hole design, please make sure there is no overflow hole in the basin before ordering. [Double Joint]The drain assembly sink is equipped with 3 high quality silicone gaskets for a double seal. Durable, anti-drying, better sealing performance and preventing water leakage. [Minimalist Design]The sink drain valve is solidly constructed with a solid brass compression spring which ensures good rebound and rapid sealing. Just press with your fingers, the sink plug can close or open in an instant. [Easy installation]Click clack sink plug with standard 1 ¼"" connection, installable in just a few steps with a key! Good for most sinks or basins without overflow. (Trick : Make sure the seal is in the correct position to avoid leakage.) Note: The data is all measured manually, please allow 1-3cm error due to difference in light and temperature. display, there may be some color differences, please refer to the actual item received.