Light Bright : Lasting finishes 2 times longer than Industry finishes, chrome products have 3 layer of coating for added protection to resist wear and corrosion longer, Life 50, Tested for 50 years of life unique cartridges have near diamond hardness ceramic discs which grind debris and have a polishing effect for smooth and precise operation .They are tested for 2X industry standard at 1Mn cycle to give upto 50 years of performance, Click 50 : Feel the click for 50% water savings, Click 50 gives a precise two stage vertical resistance to control the water flow and save water everyday.