The Farnam Mosquito Halt Repellant Spray is a quick-acting, kill-and-repellent spray that provides control of mosquitoes, gnats, face flies, stable flies, house flies, mites, chiggers and lice. The spray contains permethrin, prallethrin, piperonyl butoxide, technical, n-octyl bicycloheptene dicarboximide, di-n-propy isocinchomeronate and butoxypolyproplyene glycol. The spray is available in a 32-oz. ready-to-use spray and gallon sizes.