FIG. 1 is a perspective view of an element of a midsole of a shoe showing my new design;

FIG. 2 is a first side view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is a top view thereof;

FIG. 6 is a cross-sectional view taken along section line 6--6 of FIG. 2;

FIG. 7 is a cross sectional view taken along section line 7--7 of FIG. 2;

FIG. 8 is a cross-sectional view taken along section line 8--8 of FIG. 2; and,

FIG. 9 is a cross-sectional view taken along section line 9--9 of FIG. 2.

The phantom line showing of portions of a shoe midsole, shoe upper and shoe outsole shown in FIGS. 1-9 is for illustrative purposes only and forms no part of the claimed design.