Made entirely of copper casting, molded in one piece, with the main body made of 59A copper, protecting your health. The pressurized design ensures smoother water flow and more stable water pressure. The built-in filter increases the oxygen content in the wastewater. The ceramic valve core can be switched on and off 500,000 times and has the advantages of high strength, wear resistance and smooth switching. The entire body is made using a vacuum electroplating process, so it will not rust or fade, has a soft touch, and offers many other advantages.