PLUMP UP THE VOLUME: The 13-fluid ounce bottle of OGX Thick & Full + Biotin & Collagen Shampoo and Conditioner gives thin strands a thickening boost, volumizing them into fuller and more abundant-looking locks THICKER, FULLER, HEALTHIER: Ideal for flat to medium volume hair, this volumizing duo leaves hair feeling thicker and healthy-looking as it cleanses HAIR CARE INSPIRED BY NATURE: The nutrient-rich, plump-it-up formula contains vitamin B7 biotin, which helps strengthen hair to maintain growth, collagen, a building block for healthy hair, and hydrolyzed wheat proteins ALL-AROUND SENSORY EXPERIENCE: The bergamot, jasmine and vanilla scent leaves your locks smelling irresistibly good every time you lather up. Plus the sulfate-free surfactant hair care system is paraben-free and gentle on your tresses BEAUTY PURE & SIMPLE: For best results, use this OGX Biotin & Collagen hair care collection to help infuse nutrients into every strand