Contains newer, effective fly control ingredient prallethrin. Ready-to-use insecticide and repellent for use on horses, ponies, foals and premises. Non-oily formula may be used as spray or wipe. Kills and repels stable, horse, face, deer, house and horn flies, plus mosquitoes, gnats, ticks, fleas, chiggers and lice. Kills and repels 6 fly species, ticks, gnats and mosquitoes Contains 0.033% prallethrin, a proven effective synthetic substitute for natural pyrethrin, plus 0.1% permethrin, 0.5% piperonyl butoxide and citronella scent.