This L'Oréal Professionnel Paris Serie Expert Inforcer Brush Proof Spray is formulated to combat hair breakage. Enriched with Vitamin B6 and Biotin, it strengthens the hair fiber, making strands more resilient against daily mechanical stress, such as brushing and styling. Its lightweight formula provides protection without weighing the hair down. Ideal for fragile hair prone to breakage, this spray optimizes manageability and prepares the hair for further heat styling or detangling.