Kerastase Genesis Defense Thermique is a nourishing and fortifying blow-dry spray for weakened hair, prone to breakage. Prevents split ends with its ultra-strengthening formula equipped with anti-breakage action and heat protection up to 230°C. Boosts shine and an irresistable silk-to-touch finish with its 24H hydrating shield against frizz.
Fortify hair with the Genesis Défense Thermique blow-dry spray, a hair breakage treatment for weakened strands prone to splitting. With up to 230°C heat protection for hair, this milky formula is also enriched with Edelweiss Native Cells and Ginger Root to equip strands with antioxidant power and protection against daily external aggressors.

Detangles and hydrates without frizz
24H protection against frizz even in high conditions of humidity
Protects hair from blow-dry heat
Helps to prevent split ends
Leaves hair shiny and silky.
99% less hair fall due to breakage from brshing*
88% more smooth/conditioned**