Nutrient rich volumising and thickening hair shampoo for both women and men Helps create the appearance of thicker hair even for the finest hair. It'll leave your hair looking full and voluptuous Thicker-looking hair with added volume Shampoo with biotin, collagen and wheat proteins Sulfate free hair shampoo For best results use the entire biotin and collagen collection: shampoo and conditioner and dry shampoo