Portable back rest

Abstract

Description

FIG. 1 is a side elevational view of a portable back rest showing my design, the opposite side being a mirror image thereof;

FIG. 2 is a top view;

FIG. 3 is a bottom view;

FIG. 4 is a front view; and

FIG. 5 is a rear view.

Claims

The ornamental design for a portable back rest, as shown and described.