Harris Fogger Indoor Kills Roaches Fleas Ticks Mosquitoes and Spiders - 3 pack is specially formulated to kill numerous insects indoors. Contains Cypermethrin as its active ingredient which helps in targetting and controlling insect pests immediately. It kills insects such as crickets, flies, fleas, cockroaches, mosquitoes, gnats, pillbugs, centipedes, ants, and spiders. Harris Fogger Indoor Kills Roaches Fleas Ticks Mosquitoes and Spiders is proven to be long-lasting and convenient to use. Once applied, it keeps killing German cockroaches for up to 12 weeks. Perfect to use in homes, apartments, garages, trucks, washrooms, cabins, attics, kennels, and household storage areas. Available in a box with 3-3oz. foggers.