ResMed AirSense 10 Side Cover Color:Black The oxytube contains a port

The oxytube contains a port for Oxygen to be connected to the tube

- Suitable for all ages and levels of dexterity

When you remove your mask

RollFit Seal: The RollFit Seal (Cushion) is designed to deliver a precise fit and effective seal by automatically adjusting on the bridge of the nose

The DreamStation Humidifier Lid Seal seals the humidifier water chamber (tank) to the humidifier lid

ResMed AirSense 10 Side Cover Color:Black The oxytube contains a portIf you are on a trip and want to use your AirSense 10 machine without humidifier, here is your solution: The Air 10 Side cover. Just replace the humidifier with the side cover and you are ready to start your therapy. This cover is an optional accessory to use with AirSense 10 CPAP machines. Fitting over the slot where your humidifier chamber would normally be installed, the Side Cover allows you to use your CPAP machine without using your humidifier.