Kerastase Bain Therapiste Balm-In-Shampoo is an Extra Creamy Shampoo Fiber Renewal Care for very damaged, over-processed fine, medium and thick hair.Kerastase Bain Therapiste Balm-In-Shampoo is the first shampoo with a unique jellified texture that repairs the hair fiber while gently cleansing. It envelops the fiber during cleansing to reduce friction.