ResMed Quattro™ FX frame system (without headgear)  
  ResMed Quattro™ FX frame system (without headgear)  Includes the frame system, elbow and full face cushion for the ResMed Quattro™ FX full face CPAP mask. This purchase does not include the Quattro FX headgear.  
  About the complete ResMed Quattro FX mask system:  
Full face mask, mouth and nose coverage, silicone cushion
A predecessor to today’s popular AirFit™ series
Prescription required for complete mask system