EXTREME LENGTH shampoo by Redken , fortifying shampoo with biotin for damaged hair.
Redken renews its formula for the Extreme line, now its shampoo is enriched with biotin for strengthened hair and stronger and faster growth. Helps prevent breakage and promotes healthier, stronger hair.
Reduces breakage by 81% (using the full treatment), while gently cleansing and strengthening hair.
Longer hair with less breakage, Extreme its length!