Quattro FX Replacement Cushion (3 Pack) - Medium is backordered and will ship as soon as it is back in stock.
Replacement mask cushions for the Quattro FX Full Face CPAP Mask. Also compatible with Quattro FX For Her Mask.
Available in small, medium and large. 3 cushion per package.
Recommended Replacement Schedule For Each Cushion: Once every month.