FIG. 1 is a top and front perspective view of a six sided popcorn container, showing my new design;
FIG. 2 is a front elevational view thereof, with all other sides being the same;
FIG. 3 is a top plan view thereof; and,
FIG. 4 is a bottom plan view thereof.
The ornamental design for a six sided popcorn container, as shown and described.