KMS California Add-volume Shampoo Get big results with this add-volume shampoo from KMS, designed to gently cleanse & boost volume whilst breathing new life into worn down, limp hair. With a rich, creamy foam that leaves your hair smelling & looking amazing. Formulated from Eucalyptus & cinnamon that work together to boost vitality & give your hair tremendous volume. Formulated with IOPS technology For worn down, limp hair Deeply cleanses & nourishes