Developed specifically for damaged hair in need of care, the redken extreme shampoo penetrates deeply to cleanse, strengthen and repair strands from root to tip. Powered by ceramides and an exclusive rct protein complex (A unique, multi-Targeted delivery system), the lightweight formula effectively rejuvenates weak, brittle hair, whilst helping to minimise breakage and split ends. Expect nourished, fortified tresses that feel soft and healthy with salon-Worthy shine.