Premium pop-up drain assembly features a reinforced design with all-metal construction for maximum durability and long-lasting use. Fits standard 1 3/4-inch drain openings, and is designed for use with all lavatory sinks without built-in overflow, including semi-recessed and vessel sinks. Installation is easy with rubber gaskets included for lasting leak-free use. This bathroom sink drain assembly features a spring-loaded pop-up stopper for easy operation – Press down on the stopper to seal off the drain opening and press it again to open and allow water to flow freely. Available in a choice of corrosion-resistant finishes, including Spot Free Stainless Steel that helps prevent water spots and fingerprints, and is easy to keep clean without abrasive cleaners.