Express Keratin (Cezanne) is a quick smoothing treatment that helps reduce frizz, add shine, and make hair easier to manage. It is safe for blonde and bronde hair and works well on dry or damaged strands. The lightweight formula keeps your natural texture while giving a smooth, polished look. Results last up to 4–6 weeks with proper care using sulfate-free products. Perfect for anyone who wants soft, shiny hair without heavy straightening.