Farnam Home and Garden 100502328 Bronco Equine Spray with Citronella Scent, 32-Ounce Insecticide and repellent for use on horses, ponies, foals and in horse barns and stables Kills and repels stable, horse, face, deer, house and horn flies, gnats, ticks, fleas, chiggers and lice and repels mosquitoes Ready-to-use, water-based formula has a pleasant citronella scent Contains Prallethrin, Permethrin, Piperonyl Butoxide Available in 32 oz. ready-to-use spray and gallon sizes