Drain valve for washbasin and bathroom. Universal plug with pop-up function (click-clack), which facilitates the opening and closing of the passage of water, with a simple press. The cover can be unscrewed to clean the inside of the valve. 100% high quality copper brass drain fitting without rust problems. High quality rubber (silicone) rings to prevent any water leakage. specs Drain valve for washbasin and bathroom. Universal plug with pop-up function (click-clack), which facilitates the opening and closing of the passage of water, with a simple press. The cover can be unscrewed to clean the inside of the valve. 100% high quality copper brass drain fitting without rust problems. High quality rubber (silicone) rings to prevent any water leakage. Universal use since it meets the standards of the market in 1-1 / 4 inch section. The connection thread adapts to all standard sinks. Avoid the overflow of the sink. Compatible with sinks that have an overflow hole (overflow). Automatic