There are six corners on the top of lid box until bottom of box as the same structure , box has no rigid paper , you can choose C1S or CCNB to making , so all of the box can be folding , put all of the box body flap when unfold paper , this box printing 4c/0c , gloss or matt lamination cover outside will be perfecter , on the top words used are of foil of gold colour, it looks special in packing of rigid boxes .