The ornamental design for an earpiece-foam sizing tool, as shown and described.
FIG. 1 is a first perspective top view of the decorative earpiece-foam sizing tool showing the new design;
FIG. 2 is a second perspective top view thereof;
FIG. 3 is a left-side view thereof;
FIG. 4 is a first perspective bottom view thereof;
FIG. 5 is a second perspective bottom view thereof;
FIG. 6 is a right-side view thereof;
FIG. 7 is a bottom view thereof;
FIG. 8 is a top-end view thereof; and,
FIG. 9 is a third perspective top view thereof.
In all of the Figures, any broken lines are for the purpose of illustrating portions of the earpiece-foam sizing tool that are not part of the claimed design.