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

FIG. 2 is a left side view thereof;

FIG. 3 is a right side view thereof;

FIG. 4 is a front view thereof;

FIG. 5 is a rear view thereof;

FIG. 6 is a top plan view thereof;

FIG. 7 is a bottom plan view thereof; and,

FIG. 8 is a bottom perspective view thereof.

The broken line showing of body of the shoe, heel cap, footbed, and sole is for illustrative purposes only and forms no part of the claimed design.