You Will Receive A New 33.8 oz. (1,000ml) Nioxin Pyrithione Zinc Medicating Shampoo & Moisturizing Conditioner Duo. Scalp Recovery. For Itchy Flaky Scalp. Combats & Controls Dandruff... All Our Products Are New & Authentic. If You Have Any Questions Or Doubts About Any Of Our Listings, Please Email Us Before You Make Your Purchase...