Raid kills bugs dead! who gets flies? everyone! flies are carnivorous & are attracted to strong scents. Pet/animal feces is a a major attractant for flies. Trash cans & kitchen drains are key targets for laying eggs. Use the raid plastic fly trap as an effective way to control flies in your indoor or outdoor living space. Trap is ready to use, just add water. Contains no insecticides & lastsup to two weeks.