Advanced cleanser for color-addicted hair. Color locking system (system of Shampoo and Conditioner). Amino-ions. Cleanse, strengthen and protect color-addicted hair with the Color Extend Magnetics System (system of Shampoo and Conditioner). Redken's exclusive Interlock Protein Network and Charge-Attract Complex deliver charged amino-ions that attract to the hair fiber to form a barrier. Hair feels fortified and color radiance is secured for maximum looking vibrancy. Suitable for color-treated hair. redken.com. Made in USA.