Dragonfly Wingman Deer Fly & Horsefly Deterrent - Lee Valley Tools
Tri-Tec 32 Oz Fly Spray - Everything Equine
The Terrible Deer Fly and a Fantastic Control Method
Nature's Defense Natural Fly Repellent - The Mill - Bel Air, Black Horse, Red Lion, Whiteford, Hampstead, Hereford, Kingstown
Dragonfly Wingman Deer Fly Repellent - Nature sometimes has pests; in this case they are the deer & horse flies. Get Your Bug has provided the ideal solution, using the natural predator