The ResMed Mirage Swift™ II nasal pillows mask offers Mirage™ comfort and quality in a nasal pillows system. It?s ideal for patients who want a light, flexible CPAP mask that provides a clear field of vision. Key features Quiet. Air vent directs air quietly and gently away from the patient and bed partner. Light. The mask?s lightweight design makes it easy to handle and unobtrusive to wear. Flexible. Four interchangeable tube positions (up, down, left or right) offer flexibility, comfort and more sleeping positions. Adaptable. The Mirage Swift II is designed to fit a wide range of facial and nasal structures.