Soothing, all-natural vapors quickly and safely penetrate nasal, sinus, and throat passages.  Instant CPAP comfort!  Simply place a drop of 100% pure undiluted essential oil on a diffusion pad, mount it on the included tray, and place it near the CPAP air intake.   The starter pack comes with The PurSleep Aromatherapy Starter Pack includes everything you need to get started with CPAP or BiPAP aromatherapy including 3bottles of Essential Oils, 9 Sample Aromatics, 10 Diffusion Wafers, Zipper Storage Bags, and 2 Diffusion Trays.