AIRIAL Pediatric Compressor Nebulizer Systems are designed to stimulate the child's imagination, which helps to eliminate stress and anxiety during patients' treatments. These durable, quiet, piston-driven systems come complete with a patient administration set and aerosol mask. Pedi-Neb pacifiers sold separately. Child friendly design|Comes with disposable neb kit (reusable neb kit available on MQ6002R), pediatric mask, tubing, and a carry bag|Durable, piston driven system|Exlusive Lifetime Warranty