Below find some informative links to common questions I'm frequently asked.
Remember - There is no such thing as a hypoallergenic cat. Only hypoallergenic tendencies due to the Balinese (and even some Siamese) having less of the protein Fel D 1 in their saliva. Cats saliva is what produces the allergies, not the hair itself. Cats groom frequently, get their saliva on their hair and that is the allergy culprit.
https://www.youtube.com/watch?v=rt8TylT2RDA