This intensive dual action mask helps to balance the scalp microbiome* and strengthens weak hair. Infused with biomimetic ceramide and bond-building molecules, the strengthening hair treatment reconstructs and fortifies to repair damaged hair. Who Is It For? Clients with thick, damaged hair who want split ends prevention and to repair chemically damaged hair. Key Benefits Rapair damaged hair fiber from the inside out in order to strengthen weakened hair. Proven efficancy against chemical damage, nourishes hair, seals the hair's surface, protects against split ends, damage and breakage.