Spa shell

FIG. 1 is a perspective view of a spa shell showing our new design;

FIG. 2 is another perspective view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a cross-sectional view thereof, taken in the direction of line 4 - 4 of FIG. 3 ;

FIG. 5 is a cross-sectional view thereof, taken in the direction of line 5 - 5 of FIG. 3 ;

FIG. 6 is a cross-sectional view thereof, taken in the direction of line 6 - 6 of FIG. 3 ;

FIG. 7 is a cross-sectional view thereof, taken in the direction of line 7 - 7 of FIG. 3 ;

FIG. 8 is a cross-sectional view thereof, taken in the direction of line 8 - 8 of FIG. 3 ;

FIG. 9 is a cross sectional view thereof, taken in the direction of line 9 - 9 of FIG. 3 ;

FIG. 10 is a perspective view of a second embodiment of a spa shell showing our new design;

FIG. 11 is another perspective view thereof;

FIG. 12 is a top plan view thereof;

FIG. 13 is a cross-sectional view thereof, taken in the direction of line 13 - 13 of FIG. 12 ;

FIG. 14 is a cross-sectional view thereof, taken in the direction of line 14 - 14 of FIG. 12 ;

FIG. 15 is a cross-sectional view thereof, taken in the direction of line 15 - 15 of FIG. 12 ;

FIG. 16 is a cross-sectional view thereof, taken in the direction of line 16 - 16 of FIG. 12 ;

FIG. 17 is a cross-sectional view, thereof, taken in the direction of line 17 - 17 of FIG. 12 ; and,

FIG. 18 is a cross-sectional view thereof, taken in the direction of line 18 - 18 of FIG. 12 .

The broken lines show portions of the spa seal that form no part of the claimed design.