The Mirage Fx has Dual-wall, Spring Air™ cushion which Provides even pressure distribution, with extra softness at the nasal bridge, reducing common discomfort in this sensitive area
The Standard cushion has no marking on the solid part at the bottom of the cushion, but the other sizes (WIDE and SMALL) are shown.
Note: Mirage FX for Her uses the SMALL cushion
Replacement cushion for ResMed Mirage FX mask comes in SMALL, STANDARD or WIDE.