Pestmaestro’s Mr Zhao Insect Dust is made of dinotefuran 0.8% and other active ingredients. It is an advanced cockroach, bedbug, ant, fly defense system. For use in and around: commercial, industrial, residential buildings including apartments, garages, food storage areas, homes, hospitals and nursing homes, hotels, schools etc. Mr Zhao Insect Dust will offer you a soothing relief from severe cockroach, bedbugs, any, and fly infestations within your abode. It very effective and easy to use.