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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
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🇺🇸 Ship from USA · On Agora since 2025
$22.75