HAIR TYPE: All Hair Types / The Extremmuee Length Triple Action Treatment Mask from Redken cleanses and nourishes the scalp, strengthens the hair lengths and visibly reduces split ends. Formulated with our most powerful length care complex currently available, this mask contains premium ingredients that promote hair growth and overall strength: Biotin, Niacinamide and Castor Oil. The formula also contains a combination of cationic surfactants, silicones and glycerin that instantly transform hair without weighing it down.