MGK Onslaught Insecticide - 16 oz. (S)-cyano (3-phenoxyphenyl) methyl-(S)-4-chloro-alpha-(1-methylethyl) benzeneacetate 6.40% Onslaught Time Release Insecticide Onslaught Microencapsulated Insecticide consistently delivers knockdown and kill of the toughest insects, with cost effective residual control. Controlled release technology provides longer-lasting residual control. Effective on a broad spectrum of insects and related pests. Flexible and may be used indoors and outdoors, in homes, and in food and non-food areas of commercial structures. Easy to use formulation , no odor or caution label Ingredients: The Onyx Insecticide with Bifenthrin from FMC Professional Solutions is specially formulated for pine beetle control tree borer control. It is used in forestry pest control to protect and treat trees for insects.