amazon.com ★★★★★ Farnam SuperMask II Fly Mask Without Ears for Larger Horses, Full Face... $13.49 Buy Now ebay.com Farnam Bronco-e 32 Oz. Trigger Spray Equine Fly Spray 100502328 Farnam Bronco $18.99 Buy Now ebay.com Endure Sweat-Resistant Fly Spray for Horses $29.99 Buy Now