Revitalize your hair routine with the Dyson Chitosan Post-Style Serum Refill. This innovative serum is designed to enhance your styling experience, providing a lightweight, non-greasy finish. Infused with chitosan, it helps to lock in moisture and protect your hair from environmental damage. Perfect for all hair types, this refill ensures you can maintain that salon-fresh look at home. Simply apply a small amount to damp or dry hair for a smooth, polished finish. Elevate your hair care game with this essential refill and enjoy beautifully styled hair every day!