Cleanse your hair with the optimal renewing care of the rene furterer absolue keratine renewal shampoo created for extremely damaged and brittle hairas the first step in your absolue keratine routine the renewal shampoo will work to gently rid hair of daily impurities whilst tangling strands and making hair easier to manage its gentle cleansing base is created without sulfates ensuring hair is perfectly clarified without harsh ingredientsat the heart of the absolue keratine renewal shampo