Redken's Extreme Length Leave-In Treatment is for strengthening damaged hair to grow longer and stronger. This leave-in treatment helps prevent breakage so your hair can keep growing longer.
- Reduces breakage by 81%*
- Visibly reduces the appearance of split ends by 78%*
- Formulated with biotin & soy protein
- Strengthens weak, fragile hair
- Adds manageability, smoothness & shine
*When using the full Extreme Length system (shampoo, conditioner & treatment)