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The ResMed AirTouchTM N20 Nasal CPAP Mask's replacement cushion is the AirTouch N20 Cushion. This product cannot be used with any other product; it is only compatible with the ResMed N20 Nasal Mask.
Cushions come in three sizes: small, medium, and large. Made of memory foam is the product. This is where you can find the silicone cushion.
*Replace the cushion once a month.