FIG. 1 is a perspective view of a pen package incorporating our new design;

FIG. 2 is a perspective view of the pen package with the broken line showing of environmental matter being used for illustrative purposes only, and forming no part of the claimed design.

FIG. 3 is a front view thereof;

FIG. 4 is a front view thereof with the broken line showing of environmental matter being used for illustrative purposes only, and forming no part of the claimed design;

FIG. 5 is a back view thereof;

FIG. 6 is a back view thereof with the broken line showing of environmental matter being used for illustrative purposes only, and forming no part of the claimed design;

FIG. 7 is a right side view thereof; the left side view being a mirror image; and,

FIG. 8 is a top view thereof; the bottom view being a mirror image, with the broken line showing of environmental matter being used for illustrative purposes only, and forming no part of the claimed design.