The ornamental design for a hatmask, as shown and described.
FIG. 1 is a top perspective view of a hat mask showing my new design;
FIG. 2 is a bottom perspective view thereof;
FIG. 3 is a front elevated view thereof;
FIG. 4 is a rear elevated view thereof;
FIG. 5 is a top plan view thereof;
FIG. 6 is a bottom plan view thereof;
FIG. 7 is a right elevated view thereof;
FIG. 8 is a left elevated view thereof;
FIG. 9 is a cross-sectional view thereof taken along line 9-9 of FIG. 4;
FIG. 10 is a cross-sectional view thereof taken along line 10-10 of FIG. 4; and,
FIG. 11 is a top perspective view thereof, showing the hat mask in a mask configuration.
The dash-dash broken line showing of the hat depict the article environment associated with the claimed design and form no part of the claimed design. The dash-dot-dash broken lines illustrate a boundary line to the claimed design and form no part of the claimed design. The person outlined by broken lines assist to illustrate the hat mask in a position of use and form no part of the claimed design.