Nature's Defense Fly Repellent Ready to Use 32 oz Catalog Rural Equine Nature's Defense Fly Repellent Ready to Use 32 oz Manufacturer : Farnam Animal Health Care Description For use on horses, ponies and foalsCombines citronella with other botanicals to form an exclusive blend of essential oilsWater-based formula has a fresh, herbal scentRepels horn flies, stable flies, house flies, horse flies, deer flies, mosquitoes and gnatsNo preservatives, artificial colors or additivesMade in the usa Rates Please contact us for current pricing and availability.