Protect locks from the damaging effects of heat-styling with the Kérastase Extentioniste Thermique; a length-strengthening thermal gel-cream that reinforces tresses from root to tip, preventing tension & split ends. Infused with the brand's exclusive Creatine R complex combined with Taurine, the leave-in treatment goes to new lengths, working to smooth the hair follicles & provide the ultimate in hair endurance. Creamy & lightweight, it's designed to gently restore hair & detangle without causing breakage. Ceramides promotes elasticity & moisture retention, aiding in the strengthening of weak, over-processed hair, whilst Maleic Acid helps neutralise p H levels of hair follicles, eliminating dandruff & removing dirt deposits.