Matrix Total Results Instacure Repairing Porosity Leave In Treatment is a targeted solution for dry, brittle, and damaged hair, expertly formulated to combat breakage. Infused with B5 and liquid protein, this smoothing spray works to improve hair's strength, reduce breakage by up to 60%, and create a smoother surface by filling porosity in the mid-lengths and ends. Apply this treatment to hair to help fortify strands and achieve optimal resilience and a healthier appearance