When trolling spreaderbars or lures, #64 rubber bands can be used to attach lines to outriggers. For chunking and live bait tuna fishing, #32 rubber bands are often used to attach weights and ballons to fishing lines. For ballyhoo pin rigs, use a #8 rubber band. One pound bag; approximately 5700 #8, 800 #32, or 400 #64 rubber bands.