Elevate your styling routine with the ultimate youth-restoring shield. Kérastase Chronologiste Thermique Régénérant is a luxurious leave-in treatment designed to refine and smooth hair texture while providing essential protection against heat styling. Infused with powerful active ingredients, this revitalizing formula addresses the signs of aging hair and scalp, restoring bounce and a healthy, vibrant shine. Heat Protection: Shields hair from thermal damage caused by styling tools up to 230°C (450°F). Youth Revitalization: Formulated with Hyaluronic Acid, Abyssine, and Vitamin E to hydrate, strengthen, and fight signs of aging. Texture Refinement: Seals the cuticles and smooths the hair surface for 24-hour frizz control. Signature Scent: Features the iconic Chronologiste fine fragrance, including notes of tea rose, light woods, and musk. How to Use: Apply 1–2 pumps to damp hair, working through the lengths to the ends. Do not rinse. Blow-dry and style as usual. Key Ingredients: Hyaluronic Acid: Plumps and hydrates the hair fiber for a fuller look. Abyssine: A powerful healing molecule that invigorates and revitalizes the hair. Vitamin E: Provides antioxidant protection against external aggressors and UV damage.