Provides instant thickness to fine hair Fortifies limp, fragile hair Replenishes elasticity and movement Volumizes hair from roots to ends Hair feels healthy and shiny How to Use: Massage into wet hair. Rinse. Key Ingredients: Bleu Molecule Complex, R+Co Bleu's exclusive technology that delivers intense repairing, strength amp; shine benefits. Vegetable protein strengthens limp hair for maximum volume and thickness. Kelp extract helps fortify thin hair for volume and thickness.