CPAP Contour Sleep Therapy Memory Foam PillowWith side cut out areas this pillow is specially designed to nestle your head comfortably as it accommodates room for a CPAP mask too. Benefits: The pillow helps keep your mask from interfering with your sleep It lifts the head and neck to help keep the airway open while sleeping on your side It is made of a soft memory foam that contours to the shape of your head and neck It has an extra layer of memory foam to provide even more comfort It provides