Replacement gel nasal pillows for the Respironics Nuance and the Nuance Pro Nasal Pillows Masks. Available in three sizes (small, medium and large), so be sure to choose your correct size from the drop-down box above. The item includes only one replacement nasal pillow cushion for use with the Respironics Nuance or Nuance Pro CPAP Mask. If you are unsure what replacement cushion or pillow you need for your CPAP mask, please contact us directly for questions and concerns. We can help you find the right replacement part to make your mask like-new again!