A lightweight, gentle conditioning and cleansing sulfate-free shampoo for color treated hair. A sulfate-free conditioning and cleansing shampoo for color treated hair that gently strengthens hair from root to tip. Uses Redken's IPN technology and amino-ions to leave color treated hair 3x more fortified*. *Color Extend Magnetics System of Shampoo and Conditioner vs. non-conditioning shampoo. Contains Amino ions that form a protective seal around the hair to seal in color as well as amino acids and serine replenish hair and IPN Technology thatreinforces the hair's internal strength. Apply to wet hair. Massage into a lather. Rinse thoroughly. For best results, follow with Color Extend Magnetics Conditioner or Color Extend Magnetics Deep Attraction for extended color protection and deep conditioning.