Purchase Redken liter duos at 30% off.

Duo includes:

Extreme Shampoo Liter 

Extreme Conditioner Liter 

Extreme products feature Redken's Strength Complex with protein-infused formulas to restore hair strength and prevent breakage and split ends. Clients saw a 75% reduction in breakage with a system of Extreme Shampoo, Conditioner, and Anti-Snap.