"Material ConstructionSolid zinc alloy construction with chrome finish, rust resistant, always looks like new. Hand Push DesignHand push type, convenient to use, flexible, saving a lot of water, protection of environment.Extended time manual shut-off valve, lasting 4-8 seconds Modern Design Self-closing shut-off valve Applicable for washbasin and sink.Fashionable and exquisite design, perfectly suitable for your bathroom Easy to install Mounting opening: DN15/20MM.easy to install with some installation parts included Practical and hygienic The flushing is thorough, no peculiar smell is left, effectively preventing bacterial infection. High efficiency urinal with integrated trap. Powerful flushing action by washing."