Redken Extreme Length Shampoo is a strengthening shampoo that cleanses, strengthens and fortifies weakened areas. Restores and repairs hair while protecting hair's natural shine. Extreme Length Conditioner, this hair strengthening conditioner protects shine, repairs your hair and leaves it supple and shiny. Extreme Length Sealer, leave-in treatment with biotin helps seal, strengthen and reduce the look of split ends. Helps to grow hair longer even while coloring or bleaching!