The ornamental design for a headwrap, as shown and described.
FIG. 1 is a top perspective view of the head wrap of my new design;
FIG. 2 is a front elevation view thereof;
FIG. 3 is a rear elevation view thereof;
FIG. 4 is a right elevation view thereof;
FIG. 5 is a left elevation view thereof;
FIG. 6 is a top plan view thereof;
FIG. 7 is a bottom plan view thereof; and,
FIG. 8 is a front side perspective view thereof, the head wrap worn by a user.
The partial human figure illustrated by broken lines assists in showing how the article may appear when in use and forms no part of the claimed design. The broken lines within the bounds of the article depict environmental structure that form no part of the claimed design.