milk_shake color maintainer shampoo is a hydrating & protective shampoo for color-treated hair. It gently cleanses the scalp and hair while maintaining the beauty and the vitality of color-treated hair. Milk proteins offer deep hair reconstruction. Our exclusive ingredient Integrity 41 improves color stability. It is ideal for maintaining the beauty and vitality of colored hair. It contains milk protein that deeply reconstructs hair, and special conditioning and hydrating agents that sooth and condition both scalp and hair. z.one concept's exclusive ingredient, Integrity 41, improves and extends hair color life. It has a pleasant fragrance of sweet milk, and leaves hair shiny, vital and conditioned.