Kérastase Genesis Nutri Fortifying Shampoo, Mask & Blow-Dry Fluid for weakened hair prone to breakage ensures your hair stays fortified, hydrated, and beautiful! The Nutri Anti Hair-Fall Fortifying Shampoo clarifies and strengthens weakened hair prone to falling, the Genesis Hair Mask enhances strength and scalp health, promoting a healthier environment for hair growth. The Genesis Blow-Dry Fluid offers dual anti-fall action care, protecting your hair from breakage and heat up to 220°C.