DeerValley Black Pop-Up Bathroom Sink Drain With OverflowThe Deer Valley Matte Black Pop Up Bathroom Sink Drain has a very beautiful finish which is designed to fit almost all bathroom decors. The pop up drain stopper is constructed of premium grade brass and is finished with matte black, protecting against corrosion and rust in a humid environment. The spring loaded push button does not require a lift rod. Simply push the drain cap down to close and to seal, and push again to open and to drain water.