Kerastase Resistance Extentioniste Thermique allows you to style your hair with confidence. Strengthen and protect hair while heat styling with a lightweight. leave-in blow-dry cream designed to support long. healthy-looking lengths. This fortifying formula helps reduce the appearance of split ends while smoothing and nourishing strands for a sleek. polished finish. Infused with conditioning ingredients. it provides heat protection up to 450F. shielding hair from thermal damage while maintaining softness and shine. Ideal for those looking to improve manageability and maintain stronger. more resilient strands.