Organisec " Equine Fly and Insect Control " Safe, Effective, Affordable 8 oz. Bottle makes 2 gallons = 8 x 32 oz. Spay bottles.8 oz. bottle costs $24.95 Free Shipping. Makes 8 x 32 oz. bottles at a cost of $3.11 each. Making Organisec the most cost effective " Equine Fly and Insect Control " on the market today. Botanical Extracts, Pyrethrin, Citranella Oils. Call for your Free Sample ! 936-222-4877