L'Oréal Professionnel Inforcer B6 + Biotin Hair Mask is an intensive strengthening treatment designed to reduce breakage and enhance hair resilience. Enriched with vitamin B6 and biotin, this mask helps to nourish and fortify hair, making it more resistant to damage. The creamy formula instantly detangles hair, leaving it soft, shiny, and manageable. With continued use, hair feels stronger and healthier, with a noticeable reduction in breakage and split ends.