Nioxin Thickening Gel is a volumizing hair styling gel for thinning hair that gives definition and hold. This leave-on gel provides strong hold and texture for fuller-looking and smooth-feeling hair, without stiffness or stickiness.Use:1. Apply a small amount of product into palm of hands and work through damp hair.2. Blow dry and style as desired. Nioxin Density Defend Styling Hair Thickening Gel 140 ml