The ornamental design for a shoulder harness, as shown and described.
FIG. 1 is a front plan view of the first embodiment of a shoulder harness, wherein the dashed lines are the environment of the shoulder harness shown in use and form no part of the claimed design.
FIG. 2 is a rear plan view of the shoulder harness shown in FIG. 1, wherein the dashed lines are the environment of the shoulder harness shown in use and form no part of the claimed design.
FIG. 3 is a front plan view of the second embodiment of a shoulder harness, wherein the dashed lines are the environment of the shoulder harness shown in use and form no part of the claimed design; and FIG. 3 is an identical mirror image of the first embodiment shown in FIG. 1; and,
FIG. 4 is a rear plan view of the shoulder harness shown in FIG. 3, wherein the dashed lines are the environment of the shoulder harness shown in use and form no part of the claimed design; and FIG. 4 is an identical mirror image of the first embodiment shown in FIG. 2.
The broken lines shown on the front and back of the shoulder strap portions of the shoulder harness illustrate unclaimed features of the design and form no part of the claimed design.