ALTERNA Professional Caviar Anti-Aging Multiplying VOLUME Styling Mousse is a lightweight styler that is clinically proven to thicken and strengthen your hair. This body building formula adds big volume and just the right amount of texture to hair, to create the perfect voluminous style. Formulated with our signature Caviar Extract and our volume building Marine Plumping Complex, this formula helps strengthen hair to restore its natural thickness and reduce breakage. This formula plumps up and lifts hair for structure without stiffness or stickiness. Clinically proven to provide hair with added volume.