14-DAY PROTECTION: Fly Deny is made with a long-lasting formula that repels and kills flies, gnats, and mosquitoes for up to 14 days, keeping your horse comfortable and pest-free
SWEAT & WEATHER RESISTANT TECHNOLOGY: Designed to withstand sweat, rain, and humidity, this advanced fly spray remains effective even in hot or wet conditions. Perfect for active horses during summer rides or turnout
GENTLE ON SKIN & COAT: Made with horse-friendly ingredients, this fly spray is non-irritating and safe for daily use, providing reliable protection without drying out your horse’s skin or coat
PLEASANT SCENT: Unlike harsh chemical sprays, Fly Deny features a light, refreshing scent that won't overpower, making application more pleasant for both you and your horse
WORKS GREAT WITH FORMULA 707 MULTIFLY: Maximize fly control by pairing with Formula 707 MultiFly Feed-Thru Fly Control to target both adult flies, gnats, and mosquitoes and minimize the overall fly population
