The ornamental design for a shampoobowl shower head, as shown and described.
FIG. 1 is a front isometric view of a shampoo bowl shower head according to
the invention wherein the dotted lines indicate functional elements which
do not form a part of the invetion;
FIG. 2 is a first side view of the shampoo bowl shower head wherein the
dotted lines indicate a converging water spray pattern produced by the
shampoo bowl shower head and does not form a part of the invention;
FIG. 3 is a front view of the shampoo bowl shower head wherein the dotted
lines indicate functional elements which do nor form a part of the
invention;
FIG. 4 is a second side view of the shampoo bowl shower head; and,
FIG. 5 is a back view of the shampoo bowl shower head.