Fly Terminator Pro Trap reusable house fly trap from Starbar. Insecticide-free trap ideal for use around horse and livestock operations. Reusable, durable plastic gallon jug traps up to 35,000 flies. Fly Terminater Pro features a sturdy handle for easy hanging and a plastic top that won’t rust when exposed to the elements. Includes patented attractant that flies can’t resist. For outdoor use only. Attractant also sold separately.