Does your hair need reviving?! Redken's top-selling Extreme haircare collection has been reformulated to deliver advanced strengthening and repair to distressed hair. Through the exclusive Interlock Protein Network, a revolutionary new delivery system that brings protein to the core of the hair fiber and powerful Fortifying Complex, Extreme restores internal strength, rebuilds surface protection and helps prevent breakage. Be nice to your hair - try Extreme!

• Extreme CAT 5oz 


• Extreme Strength Builder 8.5oz