Control mosquito larvae in standing water around your home with Mosquito Beater Water Soluble Pouches. These pouches can be used in water gardens, flowerpots, rain barrels, bird baths, gutters, and more. The fast-acting granules release quickly from the dissolvable pouch and work to control mosquito larvae within 24 hours. Will not harm fish, amphibians, or other beneficial aquatic organisms that are present. Mosquito Beater Pouches arrive conveniently ready to use. To use, place a pouch directly on the surface of the water to be treated. For full use instructions, please see product label. This package includes (24) 0.2-ounce pouches. 1 pouch treats up to 50 square feet of water.