The Swivel for Fisher & Paykel Eson 2and Fisher & Paykel Brevida CPAP Masks is the replacement swivel for the Eson 2 Nasal CPAP Mask with Headgear and the Brevida Nasal Pillow CPAP Mask.
The swivel connects the CPAP hose to the end of the mask elbow, allowing for a greater range of motion.