US D529747 S1
FIG. 1 is a top perspective view of bolster system showing our new design;
FIG. 2 is an enlarged top perspective view thereof, shown in use with air mattress bladders inserted into the bolster system;
FIG. 3 is a front view, showing a person lying on an air mattress;
FIG. 4 is a rear view;
FIGS. 5 and 6 are enlarged left and right views, respectively, showing the straps in an alternate position; and,
FIGS. 7 and 8 are reduced top and bottom views thereof, respectively, of the design according to the present invention.
Elements of the drawings shown in broken lines do not constitute a part of the claimed invention.