Alterna CAVIAR Clinical Densifying Styling Mousse leaves hair instantly fuller and denser. This lightweight mousse is formulated with non-sticky polymers to make hair look instantly fuller & denser with long-lasting body. Strengthens to help prevent breakage, saving up to 1,300 strands of hair per month*. On average, people have 100,000 hairs on their head and lose approximately 100 hairs per day meaning that Caviar Clinical Daily Densifying Foam saves approximately two weeks of hair.