Suit for All CPAP Mask UsersThe unique shape of this cervical neck pillow is designed to accommodate CPAP masks and tubes With cutout notches on both sides of the pillow the pressurefree zone eliminates mask bumps and shifts that cause air leaks You can stop struggling with mask leaks skin indentations and machine noise CPAP Pillows for Side and Back SleepersMemory foam pillow is available in two different heights the higher side 433 and the lower side 354 CPAP users also have the right to choose If you feel that the height of the pillow is insufficient to meet your sleeping needs please contact customer service and you will be able to get a 08 booster cushion Ergonomic Design for Pressure ReliefErgonomic pillows contour design helps to maintain the natural curve of the neck improve blood circulation and relieve muscle tension The hollow hole design reduces ear pressure and friction when sleeping on your side This allows the CPAP user to have a deep sleep and wake up feeling refreshed Safe Odorless Memory FoamOur slowrebound memory foam is CertiPURUS certified and OekoTex approved free from harmful substances and odors It distributes pressure evenly and provides reliable support for your head and neck Even after prolonged use our highdensity memory foam maintains its shape and support Breathable Skinfriendly Pillowcase3D mesh breathable pillowcase dissipates heat enhances air circulation and maintains the ideal temperature to give you the comfortable sleep youve always wanted Hidden zipper for easy removal for cleaning Dustproof inner cover can effectively slow down the oxidation rate of the pillow core and extend the service life Extra PillowcaseNeed a backup pillowcase for your HOMCA CPAP pillow Check out ASIN B0D2CY83X8 to purchase an additional one that fits perfectly