Shampoo 8in1 thoroughly and gently washes coloured, highlighted and damaged hair. Innovative formula rich in advanced active ingredients acting in synergy with argan oil and liquid keratin effectively protects colour and gives hair brilliant shine. How to use: Step 1. Apply an appropriate amount of shampoo to wet hair. Step 2. Work up a lather and rinse thoroughly. For best results, follow up with other products from the same range.