COLLECTION: Fusion / Wella Professionals Fusion Amino Refiller is a treatment for damaged hair that protects hair from damage and provides more resistance against breakage. Formulated with silk amino acids, it penetrates deep into the cortex, filling hair and leaving it feeling renewed and smooth. Helps protect hair against breakage caused by brushing and the use of hair dryers and straighteners. Directions for Use: Apply Wella Professionals Fusion Amino Refiller to damp, shampooed hair, concentrating application on lengths and ends. Comb and apply heat for a lasting result. Rinse thoroughly. Benefits: - Professional treatment for damaged hair for in-salon application - Helps protect hair against breakage and damage caused by blow dryers and straighteners. - Wella Professionals Amino Refiller with a formula based on silk amino acids