ResMed Mirage Quattro™ frame system (without headgear)
Includes the frame system, elbow, full face cushion and clip for the ResMed Mirage Quattro™ full face CPAP mask. This purchase does not include the Mirage Quattro headgear. 
About the complete ResMed Mirage Quattro mask system:

• Full face mask, mouth and nose coverage, silicone cushion
• Spring Air™ cushion technology was designed to accommodate a  range of movement during sleep
• Forehead support design that is a predecessor to today’s popular AirFit™ series
• Prescription required for complete mask system