How do I fill my pillow? Customer Service Desk August 06, 2019 14:44 Follow Instructions can be found on the inside packaging or at: FILLING INSTRUCTION Related articles How much water should I use to start off? How does the 30 day satisfaction guarantee work? How long can the water stay in my pillow before it needs to be changed? Is normal tap water OK to use in my pillow? Is my pillow hypoallergenic? Comments 0 comments Article is closed for comments.