As the most advanced formula Absorbine offers, award-winning UltraShield EX fly spray delivers proven fly control horse owners like you depend on for the long-lasting comfort and protection of your horses. When you need to eliminate fly frustrations, reach for The Fly Spray in the Black Bottle. 32oz Spray Bottle and Gallon sizes. Kills and repels more than 70 speciesincluding biting and nuisance flies, mosquitoes, ticks, and gnats Weatherproof for up to 17 days with UltraBond Technology Ideal for the most challenging conditions Advanced formula contains multiple sunscreens and coat conditioners, including aloe and lanolin Can be used on horses, donkeys, mules, dogs, and as a premise spray Ready to use, water-based formula