Kérastase Genesis Nutri Anti Hair Fall Fortifying Shampoo & Conditioner Duo for dry to thick hair features the Anti Hair Fall Fortifying Shampoo and Conditioner to combat hair fall that occurs as a result of breakage. This Kérastase haircare duo is specifically designed for weakened hair that is thick or dry, providing deep nourishment, hydration, and strength for softer, fuller, and more resilient hair.