The Kérastase Resistance Extentioniste Thermique Length Caring Gel Cream is a heat-protective blow-dry primer designed to strengthen and protect hair, promoting longer, healthier growth. Enriched with Creatine R™ and Taurine, this lightweight gel cream reinforces hair fibers, reduces breakage, and seals split ends, leaving hair smooth, shiny, and resilient. Ideal for those looking to grow and maintain longer hair while preventing heat damage.