Flybuster is the safest, most efficient, environmentally friendly fly control system on the market. Once egg laying flies are caught, the breeding cycle is broken. This drastically reduces the future fly population in areas where the trap is in use. The bait is composed of fermented yeasts and additives approved for use in the food industry. It is non-toxic, does not contain insecticides, and is completely harmless to the environment, animals, and humans. Superior to other pest control sprays and homemade traps, it is an effective and a green alternative to traditional methods of eliminating flies. Flybuster has undergone scientific field tests with environmental experts and pest control industry leaders. Reuse your flybuster garden trap to save on plastic waste and money. To use remove flies and rise trap (Flies make great compost), pour in powder and water, and allow to ferment for 24 hours. Trap will continue attracting and trapping flies for another 30 days. FlyBuster Trap System sold seperately.