This bag will replace dishwasher tablets completely the bag can be used up to a 1000 times the ceramic balls will do the cleaning for you which have been made of more than 80 different minerals the balls are in a bag and disolve slowly which makes them good for the environment please note this bag replaces the cleaning agent in dishwasher tablets salt and a rinsing aid still need to be added you cannot go without using salt because depending on your waters hardness you need salt