The Cezanne Express Keratin Smoothing Treatment is a professional hair treatment formulated to reduce frizz, soften curls, and enhance manageability while maintaining hair's natural body. This formaldehyde-free formula is enriched with keratin, botanical extracts, aloe, vitamins, and soybean oil, offering a safe and effective alternative to traditional keratin treatments. It provides long-lasting results, typically up to 10 weeks, and can be used on all hair types.