The Cezanne Express Keratin Smoothing Treatment is a 4 fl oz formaldehyde-free cream formulation designed for all hair types, particularly frizzy hair. This treatment, with active ingredients like Glyoxyloyl Keratin Amino Acids, provides smoothing and straightening effects while incorporating natural ingredients such as Aloe Vera leaf juice and Shea butter. Suitable for adults, this gluten-free and paraben-free product from CEZANNE is a high-quality option for those seeking a salon-quality keratin treatment at home.