Vacuum plating: Vacuum ion plating increases the adhesion of the coating, effectively prevents the coating from blistering, peeling, etc., thickening the plating layer is more effective in preventing acid corrosion, and the surfacecopper material is shiny as new and does not fade Water-saving bubbler: water-saving bubbler, high-quality bubbler, multi-layer filter screen, reduce water splash, large and soft water, comfortable hand feeling, effective water saving without waste. Brass main body: real material, made of high quality gravity cast brass, no rust, no fading