Wash after wash, metal particles, present in water, such as copper, can penetrate your hair fibers.

It creates a risk of breakage & color shift.Concentrated with Glicoamine, a molecule small enough to track and neutralize metal inside the fiber, this concentrated oil protects hair from the deposit of particles.
Hair is instantly smoother, replumped & more nourished. 
Hair is stronger. Color is preserved, 2x shinier¹.
97% less breakage². 100% true-to-tone long lasting color³.