L'Oréal Professionnel Serie Expert Metal Detox Pre-Shampoo Treatment Anti-Métal 250mL

A shampoo. Fills hair micro-cracks in just one use for anti-porosity action. Prevents metal absorption to protect hair and color. Reduces breakage by 99%*. Lightweight gel texture for all hair types. Quick 1-minute application. This pre-shampoo treatment creates a protective barrier against damage while enhancing shine and strength.