The replacement Flexi Foam Cushion Insert for FlexiFit HC406 Nasal Mask come as a single insert and is available as one-size-fits-all. The replacement insert is a perfect match for the HC406 Nasal CPAP Mask.
By utilizing a hybrid foam cushion, you'll enjoy the leak free comfort you're looking for—the perfect balance for your nightly therapy.
The HC406 also uses a silicone seal. If you need the entire kit, you can purchase the Flexi Foam Cushion Insert and Silicone Seal Kit for HC406 Nasal CPAP Mask.
Where do I find the size?
FlexiFit HC406 cushion is replaceable, but there are no identifiable marks on the cushion or flap. The size of the cushion reflects the size of the mask frame.