FIG. 1 is a side elevational view of a midsole of a shoe showing my new design;

FIG. 2 is a side elevational view of the other side of the midsole;

FIG. 3 is a rear elevational view of the midsole;

FIG. 4 is a cross-sectional view taken along line 4--4 in FIG. 2;

FIG. 5 is a cross-sectional view taken along line 5--5 in FIG. 2;

FIG. 6 is a cross-sectional view taken along line 6--6 in FIG. 2; and,

FIG. 7 is a cross-sectional view taken along line 7--7 in FIG. 1.

The broken line showing the remainder of the shoe is for illustrative purposes only and forms no part of the claimed design.