Restore and repair distressed and damaged hair with Redken's Extreme Length Shampoo. This shampoo features Redken's innovative RCT Protein Complex to soften and strengthen hair and a fortifying complex to help protect and reinforce weak areas. Hair is left cleansed, with added shine and growth. For best results, use with the Extreme Care System. RCT (Root, Core, Tip) Protein Complex: For intense softness, strength or vibrancy, this protein complex targets hair from root to tip and through the core for optimum results. Features For distressed, damaged hair Fortifying complex to protect weak areas Gently cleanses Strengthens, growth Directions Apply to wet hair, and massage into a lather. Rinse.