To seal and fix the color. Strengthens and seals cuticles that have been damaged during treatment or compromised during hair coloring. Protects hair color and prevent future breakage and damage, so hair will look younger and more vibrant. Formulated with our progressive plant cell technology. How to use; Apply to clean, wet hair starting at the ends and working up to the scalp. Let it act for 1 to 2 minutes. Rinse completely.