Flexible container with cubic shape

摘要

The material is cut in one piece from the flat form tubular supply. The two ends are cut with a square pattern to form four tags (4 to 7) which form the top and bottom faces of the cube. The four sides are formed by the main body of the tubular material.The top and bottom each have two tags and with the loose seams sewn into an H pattern to form the cube. The stepped profile cut at each end of the lay-flat material has the sides of the profile each equal to one quarter of the side of the cube.