the Vitera headgear features VentiCool technology by Fisher and Paykel providing you a cool and comfortable sleeping experience. The Vitera Cpap Headgear has breathable fabric that allows 24 times more airflow then previous headgear from Fisher and Paykel. The headgear also adjusts in five different points to secure a good fit for a restful night. Mask clips are also provided for quick release in the middle of the nights. Simply clean your headgear once a week in warm soapy water but do no soak for more then 10 minutes.