Frigidaire ReadyClean Probiotic Dishwasher Cleaner removes odors and buildup from dishwasher. Triple action formula contains surfactant, probiotic, and odor eliminating technology. The specially selected friendly bacteria removes food remnants, grease and grime. 1 carton includes 6 packets of probiotic cleaner, each packet is 2 oz -60ml. Safe for use in all dishwashers.