ResMed AirSense 11 HumidAir CPAP Water Tub 62103 as the medium/large size is

as the medium/large size is the standard size for the Simplus Full Face CPAP Mask

compress and move with you as you sleep

as it ensures that you can enjoy effective and comfortable sleep therapy wherever you are

It is available in two types: standard and dishwasher safe

ResMed AirSense 11 HumidAir CPAP Water Tub 62103 as the medium/large size isThe ResMed AirSense 11 HumidAir CPAP Water Tub is a device that holds water for the humidifier of the AirSense 11 CPAP and BiPAP machines. The humidifier adds moisture to the air you breathe through your CPAP mask, preventing dryness and irritation in your nose, mouth, and throat. The water tub is compatible with all AirSense 11 models, such as the AirSense 11 Auto. The water tub is designed to be hand washed daily with mild soap and warm water. Once