Flies and other flying insects can be a real aggravation when they invade your home porch patio or garden. Black Flag Fly Paper traps houseflies mosquitoes and other annoying flying pests anywhere flying insects are a nuisance both indoors and outdoors. The trap provides long-lasting protection after opening – once they land on the sticky fly paper they never leave. Before using the Black Fly Paper trap bring the trap to room temperature if cold. Slowly pull out the ribbon using a twirling motion. Hang the trap away from sunshine. To control gypsy moths wrap the tree trunk with Black Flag Fly Paper at a height of approximately 4 feet. As gypsy moth caterpillars make their way up the tree to reach the leaves they must attempt to cross the trap. Contact with the sticky trap surface prevents the insect from crawling further. Remove the trap when it is full of insects – wrap in newspaper and discard in the trash.