FIG. 1 is a perspective view of my new and original design for a handlebar bag;
FIG. 2 is a front elevation view, shown with a detached bracket thereof;
FIG. 3 is a top plan view thereof;
FIG. 4 is a top plan view, shown with a detached bracket thereof;
FIG. 5 is a back elevation view thereof;
FIG. 6 is a back elevation view, shown with a detached bracket thereof;
FIG. 7 is a left side elevation view thereof;
FIG. 8 is a right side elevation view, shown with a detached bracket thereof;
FIG. 9 is a bottom plan view thereof;
FIG. 10 is a back elevation view thereof; shown in used on a Segway; and,
FIG. 11 is a perspective view thereof; shown in used on a bicycle.
The dash-dash line shown within the handlebar bag illustrates stitching that forms no part of the claimed design. Also, the broken lines shown for the water bottle, Segway and bicycle illustrates environment and forms no part of the claimed design.