Redken's Extreme Length range strengthens lengths and prevents 81% of damage. Restorative formulas are suitable for long hair prone damages caused by heat, coloring and lightening. Conditioner makes lengths stronger and healthier with biotin and castor oil. This lightweight conditioner is suitable for long, damaged hair. Fortifying conditioner With biotin and castor oil Provides shine Hydrates without weighing down Encourages length retention HOW TO USE Use a complete system with Extreme Length Shampoo and leave-in treatment. After shampooing, apply and distribute through damp hair. Rinse. Follow with Extreme Length leave-in treatment. In case of contact with eyes, rinse them immediately.