FIG. 1 is a front view of a packing box showing a first embodiment of our design;
FIG. 2 is a back view of the first embodiment;
FIG. 3 is a left side view of the first embodiment;
FIG. 4 is a right side view of the first embodiment;
FIG. 5 is a bottom view of the first embodiment;
FIG. 6 is a top view of the first embodiment;
FIG. 7 is a bottom perspective view of the first embodiment;
FIG. 8 is a top perspective view of the first embodiment showing a perforated flap in an original state;
FIG. 9 is a top perspective view of the first embodiment showing the perforated flap being pressed down;
FIG. 10 is a top perspective view of the first embodiment showing a tubular object being packaged therein;
FIG. 11 is a front view of a packing box showing a second embodiment of our design;
FIG. 12 is a back view of the second embodiment;
FIG. 13 is a left side view of the second embodiment;
FIG. 14 is a right side view of the second embodiment;
FIG. 15 is a bottom view of the second embodiment;
FIG. 16 is a top view of the second embodiment;
FIG. 17 is a bottom perspective view of the second embodiment;
FIG. 18 is a top perspective view of the second embodiment showing two perforated flaps in an original state;
FIG. 19 is a top perspective view of the second embodiment showing the two perforated flap being pressed down; and,
FIG. 20 is a top perspective view of the second embodiment showing two tubular objects being packaged therein.
All broken lines are shown for purpose of illustrating both environmental subject matter of exemplary tubular objects as well as perforations. None of the broken lines form part of the claimed design.