Introducing the Wella Professional Ultimate Repair Shampoo Refill. This high-performance formulation is designed to actively transform severely damaged hair, offering intensive care and restoration. It works to rebuild hair from the core, strengthening strands against future damage while gently cleansing the scalp and hair fiber. Ideal for routines requiring substantial repair and revitalization, this shampoo helps hair regain its strength, smoothness, and healthy appearance with regular use.