Back Scrubber for a Shower

FIG. 1 is a front perspective view of a back scrubber for a shower, showing my new design;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a rear elevation view thereof;

FIG. 4 is a left side elevation view thereof;

FIG. 5 is a right side elevation view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

The broken lines shown at the ends of the piping elements define the bounds of the claimed design.