Redken’s Extreme Length Sealer with biotin strengthens damaged hair and helps hair to grow longer and stronger. The Extreme Length Sealer helps prevent breakage to promote your strongest, healthiest hair. When using Extreme Length’s full system of shampoo, conditioner and sealer, you can help your hair to have up to a 81% decrease in breakage and up to 92% reduction of split ends visually. To use: Apply to clean, damp, towel-dried hair. Leave-in. Style as desired. Use as a complete system with Extreme Length Shampoo and Extreme Length Conditioner with Biotin.
