Pro Smooth Shampoo is specifically designed to promote smooth hair. This formula provides moisture to reduce frizz. Helps extend the life of a smoothing treatment/system. The shampoo foams into rich lather rendering the hair thoroughly cleansed. Keratin protein helps repair damage & restore strength while a combination of essential oils condition & smoothen the hair's cuticle layer. The result is beautiful, straight, silky-smooth hair. Safe to use with straightening/smoothing treatments, and safe for color treated hair