Fly Terminator Pro, Plastic Top Won't Rust When Exposed To Elements & Ammonia, Break Resistant Plastic Gallon Jug Traps Up To 35,000 Flies, Sturdy Handle Makes Trap Easy To Hang, Insecticide Free So It's Ideal For Use Around Livestock Operations, Includes Special Fly Attractant Flies Can't Resist, Durable Enough To Last Season After Season.