FIG. 1 is a front view of a first embodiment of a headrest, showing our design;
FIG. 2 is a rear view thereof;
FIG. 3 is a left side view thereof;
FIG. 4 is a right side view thereof;
FIG. 5 is a top view thereof;
FIG. 6 is a bottom view thereof;
FIG. 7 is a bottom-front-right perspective view thereof;
FIG. 8 is a cross-sectional view thereof along line 8-8 of FIG. 1;
FIG. 9 is a partial cross-sectional view thereof along line 9-9 of FIG. 1;
FIG. 10 is a front view of a second embodiment of the headrest;
FIG. 11 is a rear view thereof;
FIG. 12 is a left view thereof;
FIG. 13 is a right view thereof;
FIG. 14 is a top view thereof;
FIG. 15 is a bottom view thereof;
FIG. 16 is a bottom-front-right perspective view thereof;
FIG. 17 is a cross-sectional view thereof along line 17-17 of FIG. 10; and,
FIG. 18 is a partial cross-sectional view thereof along line 18-18 of FIG. 10.
The dash-dash-dash broken line showing in the Figures illustrates portions of the headrest and forms no part of the claimed design. The dash-dot-dash broken line showing in the Figures indicates cross-sectional views and forms no part of the claimed design.