Designed to help with hair strength, the Kérastase Genesis Defense Thermique Treatment is a protective, nourishing product that locks in that enviable healthy appearance. Whether your strands are weak or fall easily, the treatment means your blow drying causes less damage thanks to its protective heat shield.With Aquaxyl, Edelweiss Native Cells and Ginger Root, your hair will receive a burst of up to 88% hydration for a frizz-free look for up to 24 hours. Lightweight, the treatment doesn’t weigh down your strands, keeping your mane full-bodied with plenty of volume. Hair will be more manageable with fewer tangles, making brushing easier and less likely to cause breakage.