Prozap Fly-Die DefenseProzap Fly-Die Defense is a synergized, dual active ready-to-use equine spray with Goldshine technology. Extremely effective against biting flies and is ideal for turnout and pastured horses. For use on horses 12 weeks or older and on-premise or stables as a fog or spray.Fly-Die Defense Controls the Following:face flieshousefliesstable fliesmosquitoesgnatsFly-Die Defense Active Ingredients:Pyrethrins - 0.025%Piperonyl Butoxide, technical - 0.025%Dichlorvos - 0.465%Related Compounds - 85.20%