The Vidal Sassoon Extreme Smooth Shampoo controls frizz with its VS Keratin Protecting Complex. Our shampoo helps protect hair's keratin from future damage and helps stop frizz before it starts, leaving your hair looking smooth and manageable. Perfected by experts our rich conditioning anti frizz shampoo helps keep hair smooth, while controlling frizz, leaving your hair silky and sleek. Smoothes hair in 1 use leaving hair silky. Use with Extreme Smooth Conditioner. Helps protect from future damage with VS Keratin Protecting Complex.