L'Oreal Inforcer Mask – Strengthening anti-breakage formula for fragile hair. Instantly reduce breakage with infused Vitamin B6 and Biotin. Leaves hair reinforced and more resistant with continued use. Smoother, Shinier, Stronger in just one use. More detangling and manageability with intense nourishment and hydration. Lightweight treatment boost your hair without weighing it down. Viewable results with just one use per week. Key Benefits For weak and damaged hair Improves manageability and adds nourishment Stimulates protein metabolism to strengthen the hair fiber Provides a reinforced protection Adds shine and enhances control Contains Biotin and Vitamin B6 Cruelty-free/No Animal Testing Directions Following Inforcer Shampoo Apply the evenly to damp towel-dried hair from mid-lengths to ends Leave on for 5 minutes Rinse thoroughly Use once a week Available in larger size (500ml / 16.9oz)