I claim the ornamental design for a water jug with an insulated cover, as shown and described.
FIG. 1 is a front, top and side perspective view of the water jug with an insulated cover embodying the design of the present invention with the cap removed and the cap shown from the front, top and side.
FIG. 2 is a front, top and side perspective view of the water jug with an insulated cover embodying the design of the present invention with the cap removed and the cap shown from the front, bottom and side
FIG. 3 is a rear elevational view thereof.
FIG. 4 is a side elevational view thereof.
FIG. 5 is a front elevational view thereof.
FIG. 6 is a side elevational view thereof.
FIG. 7 is a top plan view with the cap removed and viewed from the top; and,
FIG. 8 is a bottom view with the cap removed and viewed from the bottom.