Exercise Device

FIG. 1 is a top, perspective view of an exercise device; showing my new design;

FIG. 2 is a bottom, perspective 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 bottom view thereof;

FIG. 7 is a side view thereof; and,

FIG. 8 is a side view thereof.

The broken lines showing portions of the design in the figures are included for the purpose of illustrating the environment and unclaimed features and forms not part of the claimed design.