Sprayer Acidic water 300mlWater used are filtered into ph5. 5(acidic) Function: repel harmful microorganisms and negative environmental influences and, in doing so, It helps to protect the hair from chemical irritation, allergies, and drying out. An intact acid mantle also functions as a natural deodorant, because it neutralize the hair PH immediately which minimizes the rate of damage and odor of chemical causing on hair.