As the most advanced formula Absorbine offers, award-winning UltraShield EX fly spray delivers proven pest control horse and dog owners and outdoors enthusiasts like you depend on for the long-lasting comfort and protection. 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 species including biting and nuisance flies, mosquitoes, ticks, and gnats Can be used on horses, ponies and foals and dogs (over 12 weeks of age) Use as a premise spray to keep pests away from outdoor areas like doorways, trash cans, stalls, decks and patios