Grow your hair longer and stronger with the Redken Extreme Length Shampoo & Conditioner Duo 300ml. A biotin powered strengthening system designed to reduce breakage and help you maintain healthy length. Formulated with Biotin, Castor Oil, and Redken’s advanced Strength Complex, this duo works together to gently cleanse, fortify, and condition weak or damaged hair.

Perfect for anyone wanting to grow their hair while minimising breakage and split ends, this targeted haircare duo supports length retention and leaves hair feeling smoother, stronger, and visibly healthier from root to tip. Whether your hair is damaged from colouring, heat styling, or simply prone to snapping, the Extreme Length system helps protect and strengthen every strand.

Duo contains:

• Redken Extreme Length Shampoo 300ml

• Redken Extreme Length Conditioner 300ml

Key benefits: 

• Promotes longer, stronger, healthier hair growth

• Reduces breakage to help maintain maximum length

• Strengthens weakened hair fibres with biotin and castor oil

• Helps reduce the appearance of split ends

• Leaves hair smoother, softer, and more manageable

• Ideal for fragile, damaged, or slow growing hair

• Professional salon formula suitable for daily use