Featuring Asteraceae extract plus Peppermint and Eucalyptus essential oils, this pre-shampoo treatment instantly soothes and cools irritated and itchy scalps while reducing inflammation. HOW TO USE Once or twice a week, apply to a dry, unwashed scalp section by section. Massage into the scalp, leave on for 5-10 minutes before shampooing. Avoid use for 2 days before and 2 days after in-salon chemical services.