DishwasherFresh(TM) powerfully attacks the hard water residue build-up in your dishwasher and dissolves even the toughest, stinkiest soap scum. The convenient pre-measured tablets are simple and easy to use and powerfully combat food stains, soap scum, and smelly build up while refreshing your dishwasher and leaving your dishes sparkly clean. DishwasherFresh(TM) diffuses a nice and light citrus aroma that will last for many weeks. Use once per month or according to your needs. Our tablets are ecological and biodegradable. 1 pack of DishwasherFresh(MC) contains 3 tablets.