This pop up drain is designed to work with any vessel sink with above counter installation, including glass, stone and ceramic. Specifically for sinks without overflow. With a push-button design, it is easy to open or close the drain with a push of the cap on the drain. The rubber gasket and brass construction provide quick installation and a secure fit. Solid brass construction and high quality antique black finish make it resists scratch and tarnish to ensure lifetime beauty. – Constructed from solid brass for durability and reliability. – Finished in a high quality, corrosion resistant antique black. – Push button mechanism – no pull-up necessary. – Fits any standard 1.75″ (45mm) opening installation. – All rubber gaskets needed for installation of the drain are included.