Key benefits Long-lasting, corrosion-resistant construction: drain fitting is high-quality brass and the siphon is 304 stainless steel — more durable and corrosion-resistant than alloy or plastic alternatives. Prevents clogs and odors: a brass internal siphon cup separates coarse debris and the double-foreign-body deodorisation design improves air circulation, reduces odors and lowers clogging risk. Reliable leak protection and smooth operation: professionally made silicone seal and precise push-button overflow closure provide a tight seal and leak-free open/close performance. Easy upgrade or replacement: includes the siphon hose, drain valve and all necessary parts; plug-in connection speeds installation without special tools. Product highlights Materials: high-quality brass drain fitting; 304 stainless steel siphon; silicone seal. Finish and style: black basin drain fitting with a vintage look and a stylish ORB bronze finish (oil-rubbed bronze) for a distinctive European aesthetic. Function: push-button overflow drain — opens and closes at the touch of a button, seals tightly when closed. Performance features: internal brass siphon cup separates coarse material to prevent backflow; double foreign-body deodorisation improves ventilation, deodorisation and anti-clogging performance. Compatibility and fit Designed for standard sinks, washbasins and bidets. Supplied as a complete sink drain set with overflow — suitable for most standard installations where a push-button overflow drain is required. Use scenarios Bathroom renovation: replace an aged or corroded basin drain with a durable brass/304 stainless set that matches vintage or oil-rubbed bronze fixtures. Family bathroom prone to hair clogs: internal siphon cup blocks coarse debris and reduces the need for frequent manual cleaning. Guest or powder room with bidet: simple plug-in installation and tight push-button seal provide reliable, low-maintenance performance. What’s included Drain valve with push-button overflow Siphon hose and connecting parts Silicone sealing components Professional, corrosion-resistant materials, clog-reducing design and easy installation make this drain set a practical choice for standard sinks, washbasins and bidets.