FIG. 1 is a front elevation of a preferred form of the arm brace;
FIG. 2 is a right side elevation of the FIG. 1 arm brace, the left side elevation being the same;
FIG. 3 is a lower end elevation of the FIG. 1 arm brace, the upper end elevation being the same; and,
FIG. 4 is a perspective view of the FIG. 1 arm brace.