Terro Ant Bait  9 pack. Pre-filled ready-to-use ant bait station for control of sweet eating ants. Ants will enter, feed and return to the nest where they will pass on the Terro-PCO liquid ant bait to the rest of the colony. Contains 5.4% sodium tetraborate decahydrate (borax) and 94.6% other ingredients. 0.36 fl oz. ship wt 1.0#