Affresh tablets remove the source of odor in the washer by breaking up residue and washing it out. Uses most effective oxygenated residue removal to help prevent odor from returning. Stays in the machine throughout the entire cycle and will not be washed away after the first purge. 3 tablets. No. W10135699: Size: 4.2 oz, Type: Tablet, Number of Treatments: 3 Uses, Pkg Qty: 3, Package Type: Bag