Revitalize your scalp with the Kose Stephen Knoll Scalp Care System Hydrator Refill. This 400ml refill is designed to deeply hydrate and nourish your scalp, promoting a healthy environment for hair growth. Infused with a blend of botanical extracts, it soothes irritation and balances moisture levels, leaving your scalp feeling refreshed. Easy to use, simply pour into your existing bottle for a convenient and eco-friendly option. Perfect for all hair types, this hydrator ensures your scalp remains healthy and your hair looks vibrant. Treat your scalp to the care it deserves!