The ornamental design for a transparent toeportion for a shoe, as shown and described.
FIG. 1 is a perspective view of a transparent toe portion for a shoe according to this design;
FIG. 2 is a front view thereof;
FIG. 3 is a right side view; the left side view being a mirror image of the right side view;
FIG. 4 is a rear view thereof;
FIG. 5 is a top plan view thereof; and,
FIG. 6 is a bottom view thereof.
It is to be understood that any portion of any figure shown in broken lines is for environmental purposes only and forms no part of the claimed design.