Black Flag Mosquito Octenol Lure continuously eliminates flying insects, such as mosquitos and biting flies, so you canenjoy the outdoors worry free. This specialized mosquito lure uses a unique chemical that is safe around humans, but isa lethal weapon against flying, biting bugs. This lure works on a 30-day continuous release to attract mosquitos and isdesigned to fit most bug zapper brands. The Mosquito Octenol Lure by Black Flag is easy and effective, perfect for taking care of any of your mosquito problems so you can enjoy any place without bothersome pests. From your backyard, patio or even on camping trips, the Black Flag Mosquito Octenol Lure is a safe, effective safeguard against annoying flying insects.