The ornamental design for a shoulderstrap for a baby carrier, as shown and described.
FIG. 1 is a front perspective view of a shoulder strap for a baby carrier in use, showing my new design;
FIG. 2 is a front view of the shoulder strap for a baby carrier;
FIG. 3 is a rear view of the shoulder strap for a baby carrier;
FIG. 4 is a right side view of the shoulder strap for a baby carrier;
FIG. 5 is a left side view of the shoulder strap for a baby carrier;
FIG. 6 is a top view of the shoulder strap for a baby carrier; and,
FIG. 7 is a bottom view of the shoulder strap for a baby carrier.
The ornamental design which is claimed is shown in solid lines in the drawings. Any broken lines in the drawings are for illustrative purposes only and form no part of the claimed design.
The broken lines showing the baby carrier are for the purposes of illustrating environment and form no part of the claimed design.