Back Stretching Board

FIG. 1 is a perspective view of a back stretching board, showing my new design;

FIG. 2 is a perspective view showing the design and environment;

FIG. 3 is another perspective view thereof;

FIG. 4 is a front view thereof;

FIG. 5 is a rear view thereof;

FIG. 6 is a left side view thereof;

FIG. 7 is a right side view thereof;

FIG. 8 is a top plan view thereof; and,

FIG. 9 is a bottom plan view thereof.

The broken line showing of the back stretching board is for the purpose of illustrating article and forms no part of the claimed design.