The ornamental design of a shower head, as shown and described.
FIG. 1 is a perspective view of a shower head according to an embodiment of the present invention.
FIG. 2 is a front elevational view of the shower head of FIG. 1, the rear elevational view being identical thereto.
FIG. 3 is a right-side elevational view of the shower head of FIG. 1, the left-side elevational view being identical thereto.
FIG. 4 is a top plan view of the shower head of FIG. 1; and,
FIG. 5 is a bottom plan view of the shower head of FIG. 1.
The dashed lines illustrate environment that does not form a part of the present invention, and no claim is made to the material illustrated with dashed lines.