A box for supporting a three-dimensional flexible medical container filled with fluid, the box comprising: a frame having a top portion and a bottom portion, the frame having a plurality of sidewalls connected together at their extremities forming a chamber therein, the frame further having a floor spaced from the bottom portion, the chamber being sized to receive the flexible medical container wherein a bottom wall of the container is supported by the floor and sidewalls of the container are supported by sidewalls of the frame, each sidewall supporting a generally transparent panel.