Product Overview Keep your colour refreshed with the Kérastase Blond Absolu Bain Lumiere Shampoo 250ml. Designed for light, highlighted and Grey hair, providing hydration whilst brightening your colour is the main focus. Working to gently remove excess oils and dirt, whilst nourishing dry tresses, your hair will be left feeling and looking smooth and silky. For ultimate protection from environmental damage, this is the perfect fix to be free from impurities. How to use Lather into wet hair and work through your scalp to thoroughly before washing out. For longer hair to achieve the best results, shampoo a second time to target the ends of your hair.