Smell the difference! Arm & Hammer lavender-scented refill rings does the dirty work by keeping odors out and locking that fresh smell in. Each 7-layer bag ring holds up to 272 newborn diapers and keeps your nursery from smelling like - well - a nursery! Guaranteed to fit all Diaper Genie Diaper Pails excluding Twist away. Not compatible with the Arm & Hammer Diaper Pail by Munchkin.