About ResMed Quattro Air mask system:• Full face mask, mouth and nose coverage, silicone cushion• Quattro Air for Her headgear features lavender and grey coloring and sizing designed for er head sizes• Features the Spring Air™ cushion, designed to reduced pressure on the face while maintaining a high-performing seal• Prescription required for complete mask system ResMed Quattro™ Air for Her (headgear only) - Standard Includes the headgear for the ResMed Quattro™ Air for Her full face CPAP mask.