a stackable pallet container for transporting or storing fluent material has a rigid pallet , a plastic liner bag sitting on the pallet , and a mesh outer jacket surrounding the plastic liner bag , secured to the pallet , and forming with the pallet an upwardly open cavity containing the liner bag . the jacket is formed by horizontal rods and vertical rods joined at crossings . at least partially u - section vertical reinforcement bars are fixed inside the outer jacket and each have an upper end formed on a side directed inward toward the bag with a cutout .