RESCUE! Disposable Fly Trap is designed to control outdoor fly populations at the source with a bait they find irresistible. Easy efficient means to controlling flies outdoors in a handy disposable bag. Follow the simple set-up instructions and hang outdoors away from human activity areas. Flies enter but cannot escape and drown in the water. For best results hang near trash bins animal pens or dog runs or other sources of fly activity. When full simply take it down close the top cone and dispose in a trash bin. Don t forget to hang another one!