Create the illusion of fuller hair with the Kérastase Genesis Homme Strength and Thickness Boosting Spray, a volumising hair spray designed for those with weakened hair prone to thinning.The formula utilises creatine and antioxidant-rich ginger root extract, working in synergy to deliver volumising effects and promote thicker-looking hair. Delivering a light hold with a non-sticky finish, the spray offers up to 24 hours of volume-boosting action. Key Claims: - Up to 24hr volume* - 76% of men agree that the product provides a natural looking finish - 79% of men agree that hair has volume - 76% of men agree that hair feels strong - 88% of men agree that hair does not feel weighed down Disclaimer: Consumer test. 59 men using spray de force épaississant with self-perceived hair thinning.