Double wall vacuum mug

Description

FIG. 1 is a perspective view of a double wall vacuum mug showing my new design;

FIG. 2 is a right side view thereof;

FIG. 3 is a left side view thereof;

FIG. 4 is a front view thereof;

FIG. 5 is a rear view thereof;

FIG. 6 is a top view thereof; and,

FIG. 7 is a perspective view thereof.

The broken lines in the drawing depict portions of the double wall vacuum mug that form no part of the claimed design.

Claims

The ornamental design for a double wall vacuum mug, as shown and described.