Amdro Firestrike Fire Ant Bait Yard Treatment, 2-Pound Shaker Bag Firestrike fire ant bait yard treatment shaker bag It provides season long control and the granules are easy to use for broadcast application It kills the queen and prevents new fire ant mounds from forming Treats up to 4,000 square feet; active ingredient is hydramethylnon Measures 4-inch length by 12-inch width by 15-1/4-inch height