Unilever Nexus Repair & Color Protect Shampoo & Treatment Sachet 10g each Preserves hair color. Long lasting color and shine. Color protective film ingredient formula locks in color components and proteins that tend to run off every time you shampoo. Focusing on protein, which makes up 90% of hair, the formula contains hydrolyzed keratin protein and quinoa extract. Refreshing fragrance of white flowers in bloom.