The ornamental design for a pillow, as shown and described.
FIG. 1 is a front perspective view of a pillow showing my new design;
FIG. 2 is a left side perspective view of the pillow of FIG. 1, the right side view being a mirror image thereof;
FIG. 3 is a bottom perspective view of the pillow of FIG. 1;
FIG. 4 is a rear, bottom perspective view of the pillow of FIG. 1;
FIG. 5 is a top, front perspective view of the pillow of FIG. 1; and,
FIG. 6 is a top, left, front perspective view of the pillow of FIG. 1, the top, right, front perspective view being a mirror image thereof.
All broken lines showing portions of the design in all figures are included for the purpose of illustrating environment and unclaimed features and forms not part of the claimed design.
Miniaturized travel cushion having inner opposing ledge configurations for providing spacing for a wearer's ears along with secondary directed pressure generating portions for treatment of trapezius back muscles