Aerobic step bench
FIG. 1 is a perspective view of an aerobic step bench showing our new design; 
     FIG. 2 is a top plan view thereof; 
     FIG. 3 is a bottom plan view thereof; 
     FIG. 4 is a front elevational view thereof, the side opposite being a mirror image; 
     FIG. 5 is an end elevational view thereof, the end opposite being a mirror image; 
     FIG. 6 is a perspective view of a modified embodiment of the design shown in FIGS. 1 through 5; 
     FIG. 7 is a front elevational view thereof, the side opposite being a mirror image; 
     FIG. 8 is a bottom plan view thereof; and, 
     FIG. 9 is an end elevational view thereof, the end opposite being a mirror image.