Achieve your longest, healthiest hair with the Redken Extreme Length Shampoo & Conditioner Duo Pack. Formulated with biotin and castor oil, this duo works together to strengthen, fortify, and nourish damaged hair, reducing breakage and supporting healthy hair growth.

The Extreme Length Shampoo gently cleanses while helping to reduce breakage by 81% and promoting up to 6 inches of hair growth per year when used as part of the full system. Paired with the Extreme Length Conditioner, it strengthens from root to tip, smooths hair, and prevents split ends by 78%, leaving hair resilient and revitalized.

Ideal for those looking to grow longer, stronger hair, this powerful system nourishes and protects against damage, ensuring healthier, more manageable strands. Use together for optimal results and to achieve your ultimate hair length goals.