Stock up and save on the advanced Metal Detox Shampoo from L'Oreal Professionnel with this great-value double pack. Expertly formulated, this shampoo protects hair from excess copper coming from water. It effectively defends the fibre from deposits after any colour, balayage or lightening treatment. This rich, creamy shampoo helps maintain colour vibrancy, instantly smooths and softens hair, resulting in nourished healthy locks. When you get the Metal Detox treatment in salon before colour followed by the L'Oreal Professionnel's care routine, enjoy the benefits of up to 87% less breakage** & reliable colour results. For optimal results, use after Metal Detox anti-metal cleansing cream shampoo. *Instrumental test after Metal Detox Shampoo + Mask up to next shampoo **Instrumental test: Metal Detox pre-treatment + technical procedure + shampoo + mask.