The Vidal Sassoon Pro Series ColorFinity Shampoo is a gentle cleansing shampoo for colour treated hair. It shields your colour-treated hair from damage and works together with our Pro Series ColorFinity Conditioner to help protect your hair colour up to 40 washes. Perfected by experts, our antioxidant rich shampoo helps prevent oxidation that weakens coloured hair. Gently cleansing, the shampoo acts as a primer to help protect your fashion-forward, fabulous coloured hair. Also try our Pro Series ColorFinity Conditioner.