FIG. 1 is a top, rear and right side perspective view of an exerciser including a pair of foot supports in accordance with my design, wherein the broken lines represent environment only and form no part of the claimed design;

FIG. 2 is a top, rear and right side perspective view of the foot support;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a right side elevational view thereof, the left side elevational view being a mirror image; and,

FIG. 6 is a top plan view thereof.

The appearance of the bottom of the foot support forms no part of the claimed design.