✨ Elevate Your Blow-Dry Game! Nourishes and plumps hair fibers for a vibrant look. Enjoy sleek, manageable hair for up to 24 hours. Perfect for use with heated styling tools. Protects against free radicals and pollutants. Experience the power of Hyaluronic Acid for ultimate hydration. Hyaluronic Acid Heat Protection up to 230°C UV Protection Kerastase Chronologiste Thermique Régénérant is a premium blow-dry heat protectant designed for all hair types. Infused with Hyaluronic Acid, Abyssine, and Vitamin E, it hydrates, repairs, and shields hair from environmental stressors while providing heat protection up to 230°C. This luxurious treatment ensures frizz control for up to 24 hours, making it an essential addition to your styling routine.