FIG. 2 is a side edge view thereof;

FIG. 3 is an edge view of the side edge opposite from the view of FIG. 2;

FIG. 4 is a bottom view thereof;

FIG. 5 is an end view thereof;

FIG. 6 is an end view opposite that from FIG. 5;

FIG. 7 is a sectional view taken at line 7—7 in FIG. 1;

FIG. 8 is a top plan view of a second embodiment of the design of FIG. 1;

FIG. 9 is a side edge view of FIG. 8;

FIG. 10 is an edge view of the side edge opposite from the view of FIG. 9;

FIG. 11 is a bottom view of FIG. 8;

FIG. 12 is an end view of FIG. 8;

FIG. 13 is an end view opposite that from FIG. 12;

FIG. 14 is a sectional view taken at line 14—14 in FIG. 8;

FIG. 15 is a top plan view of a third embodiment of the design of FIG. 1;

FIG. 16 is a side edge view of FIG. 15;

FIG. 17 is an edge view of the side edge opposite from the view of FIG. 16;

FIG. 18 is a bottom view of FIG. 15;

FIG. 19 is an end view of FIG. 15;

FIG. 20 is an end view opposite that from FIG. 19; and,

FIG. 21 is a sectional view taken at line 21—21 in FIG. 15.

The broken lines shown at the ends of FIGS. 1, 8 and 15 are for illustrative purposes only and form no part of the claimed design.

The broken lines shown in FIGS. 1, 4, 8, 11, 15 and 18 are representative of conventional stitching.