One of Redkenu0027s best-selling products, this hair strengthening conditioner protects shine, repairs damaged hair and leaves it supple and shiny. Using the full system with Extremeu0027s Shampoo, Conditioner and Anti-Snap will help your hair to have up to a 73% decrease in breakage and become up to 3x stronger.To use: After shampooing, apply and distribute through hair. Rinse.