Redken's Extreme Length Conditioner with biotin strengthens damaged hair and helps hair to grow longer and stronger. Extreme Length Conditioner helps prevent breakage to promote your strongest, healthiest hair. 

• How to Use

After shampooing with Extreme Length Shampoo, apply and distribute through hair. Rinse. Follow with Extreme Length Leave-In Treatment with Biotin.

• Key Benefits

Reduce breakage by 81% when using the full system of Extreme Length Shampoo, Extreme Length Conditioner, and Extreme Length Leave-In Treatment

Formulated with biotin and castor oil to help hair grow longer and stronger

Provides lightweight nourishment to the hair

Strengthens fragile strands and ends to promote strong, healthy hair

Gently conditions the hair and adds shine