Free Full-Size Formula 707 Fly Deny Spray – Apply to Test for Gentle, Long-Lasting Fly Control

Horse owners can now apply to try Formula 707 Fly Deny Spray for free! This water-based, sweat-resistant formula repels and kills flies, gnats, and mosquitoes for up to 14 days. Safe for daily use with a light citronella scent, it's gentle on your horse’s skin and coat. Ideal for warm weather, trail rides, and turnout. Selected applicants will receive a full-size product in exchange for sharing honest feedback.