Spa shell

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

FIG. 2 is a top plan view thereof;

FIG. 3 is cross-sectional view thereof, taken in the direction of line 3 - 3 of FIG. 2 ;

FIG. 4 is cross-sectional view thereof, taken in the direction of line 4 - 4 of FIG. 2 ;

FIG. 5 is cross-sectional view thereof, taken in the direction of line 5 - 5 of FIG. 2 ;

FIG. 6 is cross-sectional view thereof, taken in the direction of line 6 - 6 of FIG. 2 ;

FIG. 7 is cross-sectional view thereof, taken in the direction of line 7 - 7 of FIG. 2 ;

FIG. 8 is cross-sectional view thereof, taken in the direction of line 8 - 8 of FIG. 2 ;

FIG. 9 is cross-sectional view thereof, taken in the direction of line 9 - 9 of FIG. 2 ; and,

FIG. 10 is cross-sectional view thereof, taken in the direction of line 10 - 10 of FIG. 2 .

The broken lines depict portions of the spa shell that form no part of the claimed design; the broken lines form no part of the claimed design.