Abstract: Container structure provided at the bottom, on its front and back side, with small beams and with beams mounted in a lateral direction, whereby at least on the neighborhood of twistlocks, which are provided on four corners of a container, at least on small cross-beams, a reinforcement profile is provided, whereby said reinforcement profile is substituted by a buffer block, which at the under side and following a vertical cross-section, has at least one inclined plane, in such a manner that by a setting down of a container on another container, said twistlock of a container slides along said inclined plane of said container to be set down without deforming said inclined plane.