Martin's Pystol Farm & Dairy Aerosol 20 oz. is formulated with two active ingredients and a synergist to provide a quick knockdown of flying insects. For use in and around outside perimeter Beef Cattle Operations, Campgrounds, Dairy Farms (including Milk Houses, Milk Parlors, Loafing Sheds and Holding Lots), Hog Operations, Homes, Horse Barns and Stables, Kennels, Poultry Operations, the non-Food/Feed Areas of Food Storage Areas. For use on Beef Cattle, Dairy Cattle, Horses, Hogs, Poultry and other listed livestock. Ingredients: .25% Pyrethrins, .25% Permethrin, 2% Piperonyl Butoxide.