Footwear Midsole

FIG. 1 is a front perspective view of a footwear midsole showing my new design;

FIG. 2 is a rear perspective view thereof;

FIG. 3 is a side elevational view thereof; and,

FIG. 4 is a bottom view thereof.

The broken lines in FIGS. 1 - 4 represent portions of the footwear midsole that form no part of the claimed design. The broken lines which define the bounds of the claimed design form no part thereof.