Paul mitchell shampoo one is for fine to medium and chemically - treated hair. Provides hair with what it needs to look healthy, shiny, and manageable. A daily shampoo that's anything but basic, this luxuriously lathering formula leaves all hair types clean and healthy-looking with a fresh tropical scent. An everyday essential. Shampoo one from paul mitchell provides gentle but thorough cleansing, making it perfect for daily use.