The Playtex Diaper Genie Refill uses the revolutionary AIR-TITE odor-barrier system, a seven-layer barrier that provides the ultimate in odor protection. •Pail liners compatible with the Diaper Genie Essentials pail and the Diaper Genie Elite pail (both sold separately) •7-layer plastic film keeps odor, germs and mess out of the nursery •Includes enough film to dispose of 180 diapers •Easy to install •Unscented