Beverage coaster
FIG. 1 is a top perspective view of a beverage coaster showing my new design; 
     FIG. 2 is a rear end view thereof; 
     FIG. 3 is a front end view thereof; 
     FIG. 4 is a bottom plan view thereof; 
     FIG. 5 is a left side view thereof of FIG. 1; and 
     FIG. 6 is a right side view thereof of FIG. 1.