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    Extreme Length Leave in Treatment

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    Biotin and soy protein infused leave in conditioner for damaged hair.

    Redken Extreme Length Leave-In Conditioner with Redken's Length Care Complex made with Biotin and Soy Protein helps hair growth by strengthening damaged hair to grow longer and stronger. Extreme Length Leave-In Conditioner also helps prevent hair breakage.

    • 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.

    How 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.


    Fortifying Complex contains Biotin, a vitamin. The Extreme Length System helps to fortify and protect lengths for 81% less breakage.

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