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 1% glicoamine, this high protection leave-in cream removes metal* in hair and protects it from new particles deposit, to stop breakage & color shift. ​ Intensely moisturized & strengthened, hair is protected against UV impact, oxidation, brushing & heat up to 230°C.