Sunsilk Lusciously Thick & Long Shampoo is designed to visibly thicken hair that bounces with you! The shampoo gives you the freedom to style your hair the way you want. It contains activ-mix with Keratin, Yoghurt Protein, and Macadamia Oil. Keratin is known as the building block for hair, giving it strength. Yoghurt Protein is known for its nourishing properties, and Macadamia Oil is known to reduce hair breakage. Together, this powerful formula works best to give you hair that looks up to 2X thicker & fuller* (Based on lab test vs. unclean hair).