FIG. 1 is a top perspective view of an embodiment of the portable cooler of the present invention with its lid closed;
FIG. 2 is a bottom perspective view of the portable cooler of FIG. 1;
FIG. 3 is a front elevational view of the portable cooler of FIG. 1;
FIG. 4 is rear elevational view of the portable cooler of FIG. 1;
FIG. 5 is a left side elevational view of the portable cooler of FIG. 1;
FIG. 6 is a right side elevational view of the portable cooler of FIG. 1;
FIG. 7 is a top plan view of the portable cooler of FIG. 1;
FIG. 8 is a bottom plan view of the portable cooler of FIG. 1;
FIG. 9 is a top perspective view of the portable cooler of FIG. 1 with its lid opened;
FIG. 10 is a top perspective view of the portable cooler of FIG. 1 with its inner container shown being removed from or inserted into its outer sleeve;
FIG. 11 is a top perspective view of another embodiment of the portable cooler of the present invention with its lid closed;
FIG. 12 is a bottom perspective view of the portable cooler of FIG. 11;
FIG. 13 is a front elevational view of the portable cooler of FIG. 11;
FIG. 14 is rear elevational view of the portable cooler of FIG. 11;
FIG. 15 is a left side elevational view of the portable cooler of FIG. 11;
FIG. 16 is a right side elevational view of the portable cooler of FIG. 11;
FIG. 17 is a top plan view of the portable cooler of FIG. 11;
FIG. 18 is a bottom plan view of the portable cooler of FIG. 11;
FIG. 19 is a top perspective view of the portable cooler of FIG. 11 with its lid opened; and,
FIG. 20 is a top perspective view of the portable cooler of FIG. 11 with its inner container shown being removed from or inserted into its outer sleeve.