For hair that is up to 4 times stronger. EXTREME strengthens and resurfaces chemically and mechanically distressed hair. Redken's exclusive Interbond Conditioning System delivers a unique 3D Repair Complex to fortify hair so it looks and feels healthier with increased manageability and shine.
California Proposition 65 WARNING: Some products on this website contains progesterone, cocamide DEA, and other chemicals known to the State of California to cause cancer. Consult with your physician before using these products.