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.