Born in salons and perfected by science each Nexxus system is crafted with proteins extracted from nature s most precious ingredients. A full body has a new meaning. On top of creating more volume Nexxus diameters volume shampoo gently cleanses and replenishes hair without weighing it down. When used with the rest of the Nexxus diameters regimen it can even increase the diameter of each hair strand by up to 17%. Green tea extract and elastin protein are incorporated into this hair-thickening shampoo and the rich nourishing formula helps reveal fuller-looking supple hairstyles with undeniable buoyancy. Nexxus recommends: With a thick formula boasting carefully selected ingredients this volumizing shampoo for fine hair targets helps to reinvigorate and boost volume priming it for the conditioning s next steps. Use this Nexxus thickening shampoo as step 1 in the luscious volume collection. The Nexxus hair care diameters volume shampoo in the 13.5-oz size is designed to fortify your hair with exclusive time-released technology. The Nexxus shampoo is equipped with nutrients antioxidants and UV protectors to enhance healthy hair.