Shoulder Bag

FIG. 1 is a front, right and top perspective view of a shoulder bag, showing my new design; FIG. 2 is a rear, left and bottom perspective view thereof; FIG. 3 is a front view thereof; FIG. 4 is a rear view thereof; FIG. 5 is a left side view thereof; FIG. 6 is a right side view thereof; FIG. 7 is a top plan view thereof; FIG. 8 is a bottom plan view thereof; and, FIG. 9 is an enlarged view of portion 9 shown in FIG. 1 . The dash dot dash lines in FIGS. 1 and 9 are for the purpose of depicting the boundary lines of the enlarged views and form no part of the claimed design.