BioAdvanced Fire Ant Killer kills the queen and the mound to destroy the entire colony. Guaranteed! The fast-acting formula starts working immediately. With just a few shakes over the mound and a light watering, fire ants will spread the product throughout the mound. As ants begin to feed on it, the entire colony is destroyed in 3 days. The shaker-top applicator is easy to use. Simply shake gently and sprinkle evenly over the mound. The convenient and low odor formula begins working immediately. Controlling Fire Ants has never been easier. The Fire Ant Killer measures 16-ounces and treats up to 130 mounds. Active Ingredients: 0.5% -Cyfluthrin. | BioAdvanced Fire Ant Killer | Size 1 lb