Diaper pail refill costs can seriously add up. But you can still be a money-saving diapering genius with the Nursery Fresh® Diaper Pail Refills by Munchkin. There’s no reason to pay more. Now there is a less expensive refill for your diaper pail because while it may stink saving money doesn’t. Guaranteed to fit ALL Diaper Genie® pails as well as Munchkin’s STEP™ and PAIL™ diaper pails.