This drain stopper is constructed of anti-explosion and anti-cracking stainless steel,with a smooth surface,protecting against corrosion and rust in a humid environment,integrally-moulded and seamless,no water leakage phenomenon.Pop Up Drain with a combination of clean,refined lines for a high-end style.Convenient push-button makes easier to drain or fill the water.Build to resist daily scratches, corrosions and tarnishing.No tools are required for installation.The structure is so simple that anyone can easily install it.Our drain stopper is suitable to bathroom sink/vessel sink with overflow hole.