Thickens and volumizes Thicker, fuller style starts with the right shampoo. we care John Paul Mitchell Systems does not conduct or endorse animal testing Guaranteed only when sold by a professional hairdresser, otherwise it may be counterfeit, old or tampered with. Additional Product Information: We are not associated or affiliated with John Paul Mitchell Systems and are not a licensed retailer of John Paul Mitchell Systems. John Paul Mitchell Systems guarantees this product only when sold through authorized retailers, and cannot guarantee the authenticity of any product sold by an unauthorized retailer. We cannot guarantee that this product is covered by any manufacturer s warranties or eligible for any manufacturer s rebate.