Black Flag Fly Stick Insect Trap - HG-11015 Use this Black Flag Fly Stick Insect Trap to snare and kill houseflies, mosquitoes and other flying insects in the home, porch, patio and garden. This product is non-toxic and has no vapors, yet still provides long-lasting protection after opening. Once insects land on Black Flag Fly Paper, they never leave. The Black Flag Fly Stick Insect Trap lasts for up to 3 months and can be used indoors or outdoors.