How to Use Perform a patch test 48 hours before application to check for any allergic reactions. Prepare the mixture by combining the permanent crème gel hair color with the crème color developer in a 1:1 ratio. Apply the mixture to dry, unwashed hair, starting from the roots and working through to the ends. Process the color. Rinse thoroughly with warm water until the water runs clear. Shampoo and condition using the included Argan Oil Intensive Conditioning Treatment. Apply the Argan Oil Treatment to damp or dry hair for added shine and nourishment.
