WHO IS IT FOR: Formulated for all hair types.HOW DOES IT WORK: Sulfate-free shampoo formulated as part of a system with advanced innovations to help maintain the look of existing hair by minimizing the amount of hair lost each day due to breakage. This gentle cleansing shampoo removes pore-clogging debris from hair and scalp, creating a fresh environment for healthy looking hair. When used as part of the system, strengthens hair and gives a fuller look. Soothes, cools and invigorates the scalp.HOW/WHEN TO USE:Wet hair. Massage a small amount into scalp and work through to ends of hair until you feel a cool, tingling sensation. Rinse and towel-dry.