Do it Wasp & Hornet Killer Spray, 17.5 oz. is specially formulated to effectively eliminate wasps, yellow jackets, and hornets on contact. Its powerful active ingredients, including 0.04% Cypermethrin and 0.02% Prallethrin, work quickly to neutralize these pests. The jet spray can reach nests up to 20 feet away, making it easy and safe to apply from a distance. Additionally, the spray leaves a residual effect that continues to kill insects returning to the treated nest. This water-based formula is nonflammable and designed not to leave oily stains on your house or barn siding. It comes ready to use in a convenient 17.5 oz. aerosol can, providing an effective and user-friendly solution for pest control. Model Number: HG-41511