This dual-action system, with Anti-Yellow Shampoo and Silver Conditioner, neutralizes yellow undertones and nourishes to rebalance texture and manageability. The violet-pigmented, Anti-Yellow Shampoo neutralizes unwanted yellow and orange undertones left in gray hair once natural pigment is gone Use as a complete system with Color Extend Graydiant Conditioner. Wearing suitable gloves, apply to wet hair, lather and rinse well. Repeat if necessary. For maximum benefits, leave second lather on 3-5 minutes. Rinse. Follow with Color Extend Graydiant Conditioner.