The AirFit™ P10 Blue replacement headgear is used with the ResMed AirFit™ P10 Nasal Pillow Mask.
 
Care & Cleaning (Click me for tutorial video):The headgear should be washed weekly using mild soap, rinsed well, and allowed to air dry. Do not wash the mask or headgear in a washing machine or dishwasher.
 
Important Tip: It is recommended to replace CPAP Mask headgear every 6 months to ensure the fit and seal is just right with each use.