Living Proof Wave Shaping, Curl Defining No Frizz Styling Treatment for Thick to Coarse Hair 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. This expert styling secret weapon contains a touchable holding polymer to give your waves and curls added definition. Hair is left sleek and manageable without becoming greasy or heavy. For more information, go to www.Sephora.com