Innovation and convenience are both accurate and descriptive ways to express the features of the newest Fisher and Paykel nasal CPAP mask, the Eson. The compact size ensures comfort and ease of use with only three main elements to employ during CPAP therapy. Superiorly quiet with the virtually none of annoying airflow associated with some CPAP masks that sometimes cause sleep disturbances for the user as well as the bed partner. With the three uncomplicated parts the user will find disassembly and re-assembly for cleaning easier than ever and less cumbersome. Simplicity in design with maximized technology and comfort make the Fisher & Paykel Eson Nasal CPAP Mask and Headgear a sleep therapy patient's dreams come true.