Kerastase Nutritive 8H Magic Night Serum 90mlThis overnight leave in serum gives a nourishing boost to all dry hair types. During the night, hair is prone to reverse the daytime loss by absorbing all of nutrients of you hair care. Infused with Iris Root extract and a blend of 5 vitamins including vitamin E, the serum deeply penetrates the fiber over 8 hours for 100% absorption to restore hair's balanced nutrition levels. Its lightweight creamy texture suits all hair types: on fine hair it helps