The React Health Rio II Nasal Mask focuses on freedom of movement and a low profile for comfortable wear, night after night.
360-degree swivel
Its 360-degree swivel tube lets active sleepers move freely, with no mask shifting, no leaks, and no discomfort.
Under-the-nose cushion
Its cushion positioned under the nose provides added comfort and relieves pressure on the face.
Quiet operation
Its circular diffusion vent ensures near-silent operation, at just 20 dB.
Fits everyone
Its adjustable headgear provides comfortable, personalized support suited to all head sizes.
What's included
Your Rio II Nasal Mask comes with three cushion sizes (small, medium, large) to help you find the perfect fit right out of the box.
Sizing Guide
