Redken's Extreme Length Leave-In Treatment Helps To Reduce Split Ends And Strengthen Damaged Hair.

Redken's Extreme Length Leave-In Treatment With Biotin Strengthens Damaged Hair And Helps Hair To Grow Longer And Stronger. Extreme Length Leave-In Treatment Helps Prevent Breakage To Promote Your Strongest, Healthiest Hair.

Reduces Breakage By 81% When Used As A Full System With Redken Extreme Length Shampoo And Extreme Length Conditioner.

Visibly Reduces The Appearance Of Split Ends By 78%.

Formulated With Biotin And Soy Protein To Help Strengthen Hair.

Adds Manageability, Smoothness And Shine.