Wheel cover
FIG. 1 is a front elevational view of a wheel cover. 
     FIG. 2 is a sectional view taken on line 2--2 of FIG. 1. 
     FIG. 3 is an enlarged fragmentary sectional view of the portion of FIG. 2 shown in the circle 3, and 
     FIG. 4 is an enlarged fragmentary sectional view of the portion of FIG. 2 shown in the circle 4.