What it is:A daily treatment for optimum frizz reduction and conditioning.What it does:Living Proof Straight Making No Frizz Styling Treatment for Thick to Coarse Hair offers the first new anti-frizz technology in over 30 years. No Frizz addresses the two causes of frizz humidity and friction. It provides a superior, extremely thin humidity barrier on hair while reducing surface friction. The result is the most effective, lightweight frizz fighter on the market today. Hair is left smooth and manageable without becoming greasy or heavy.What else you need to know:No Frizz formulas efficiently deliver PolyfluoroEster to the surface of the hair in one even, perfect layer devoid of any extraneous additives. This advanced styling aid works great on color-treated hair and is terrific for taming highly processed hair. No Frizz also repels dirt and oil so you can go longer between shampoos.