We claim the ornamental design for a shower device, as shown and described.
FIG. 1 is a perspective view of the claimed design;
FIG. 2 is a front view of the claimed design shown in FIG. 1;
FIG. 3 is a rear view of the claimed design shown in FIG. 1;
FIG. 4 is a side view of the claimed design shown in FIG. 1;
FIG. 5 is another side view of the claimed design shown in FIG. 1;
FIG. 6 is a top view of the claimed design shown in FIG. 1;
FIG. 7 is a bottom view of the claimed design shown in FIG. 1; and,
FIG. 8 is a cross-sectional view of the claimed design shown in FIG. 1 taken along line 8-8 in FIG. 2.
The ornamental design that is claimed is shown in the drawings as solid lines and surfaces having surface shading. The broken lines in the drawings represent portions of a shower device only and form no part of the claimed design.