Caviar Anti-Aging Multiplying Volume Shampoo and Conditioner Duo is a gentle daily cleanser and conditioner to help thicken hair from root to tip while cleansing. Formulated with Altherna's Caviar Extract and volume-building Marine Plumping Complex, this formula helps fine, limp hair have renewed fullness and lightweight volume while retaining moisture and sheen. This gentle, daily, volumizing cleansing and conditioning system helps to boost hair’s fullness and volume while helping to retain moisture.