Detoxify your hair and neutralise metal inside its fibres with this powerhouse duo from L'Oreal Professionnel. Serie Expert Metal Detox Shampoo 300ml Serie Expert Metal Detox Mask 250ml These professional formulas protect hair from excess copper coming from water. They expertly shield the fibre from deposits after any colour, balayage or lightening treatment. The advanced Metal Detox Shampoo and Mask also work to smooth hair and maintain colour vibrancy.