KMS Addvolume Shampoo and adds volume while you cleanse to give fine, limp hair a boost. This daily shampoo will make hair look and feel thicker using its unique formula that includes Lactic Acid, Malic Acid, Polyquaternium-10, and a VP/VA Copolymer. When used with Addvolume style products it has been shown to provide up to 70% more volume to give you hair with more body and bounce. Boosts volume Strengthens hair Who is it for? All hair types Flat, thin hair What does it do? Boosts volume up to 70% Strengthens hair How-To Apply a dime-sized amount to wet hair at the scalp Gently lather and massage through hair, working down to the ends Rinse Repeat for extra cleansing For best results, use with KMS Addvolume conditioner