This Kerastase Nutritive Bain Satin Riche Refill is a nourishing shampoo specifically formulated for dry and sensitized hair. It provides essential lipids and nutrients, working to deeply replenish the hair fiber from within. Regular use helps to restore softness, shine, and manageability to severely dry hair, making it feel more resilient and healthy. It is an excellent choice for maintenance and intensive care routines targeting dryness.