BACKYARD CHICKEN ZYFEND A Innovative all-natural digestive booster supplement Ideal for all domestic poultry and waterfowl in the presence of harmful intestinal parasites including worms Proprietary formula contains targeted natural enzymes selected essential oils and other key ingredients Designed to help offset the detrimental effects of worms and other parasites One bottle treats 90 gallons of water Made in the usa UPC : 815551010121 Case of 12 Size : 30 MILLILITER Length : 1.188 Width : 1.188 Height : 3.25 Shipping Dimensions: 1.188x1.188x3.25 Product Type : Livestock Health Care-supplements Poultry / Nutritional Feed & Liquids