Is Chiroflow hypoallergenic? August 06, 2019 14:39 Yes Related articles What type of polyester filling is used in the Chiroflow pillow? What is the size of the Chiroflow Professional Waterbase pillow? Is normal tap water OK to use in my pillow? What should I do if a patient returns a pillow to our office due to a warranty issue? How do I sell Chiroflow in my clinic?