Kerastase RESIS Therapiste Bain Therapiste Conditioner-In-Shampoo 400 ml an innovative treatment designed for very damaged and fragile hair. This product combines the delicacy of a conditioner with the deep cleansing of a shampoo, guaranteeing a double regenerating action. Enriched with exclusive ingredients, it intensely nourishes the hair fibre, repairs the most compromised areas and strengthens the internal structure of the hair, preventing breakage and split ends. Its advanced formula gives softness, shine and silkiness, making combing easier and improving elasticity. Perfect for those who want a professional repair treatment at home, it transforms the washing routine into a moment of care and beauty, restoring vitality and health to stressed hair.