Face Piece with New Facial Sealing Flange is a single piece mask, made of dark royal blue soft Silicone Rubber, MediumAnatomically Contoured Face Mask design with resilient ribbed support structure for a leak free comfortable fit and integrated Chin Cup for stabilityReusable mask face pieces, steam autoclaveable, cold chemical, pasteurization and dishwasher safeReusable swivel ports validated for sterilization and high level disinfection for re-useCustom mask Adapters designed and manufactured per your requestFor cleaning and disinfection care.CautionsFederal Law restricts this device to sale by or on the order of a physicianPatients with facial hair, especially beards, may experience mask leakage which may require shaving the hairDo not use these valves in a life support system such as a ventilator circuit