The ornamental design for a cooling neckwrap, as shown and described.
FIG. 1 is a front top perspective view of a cooling neck wrap;
FIG. 2 is a rear bottom perspective view thereof;
FIG. 3 is a front elevational view thereof;
FIG. 4 is a rear elevational view thereof;
FIG. 5 is an enlarged left side elevational view thereof;
FIG. 6 is an enlarged right side elevational view thereof;
FIG. 7 is a bottom plan view thereof;
FIG. 8 is a top plan view thereof;
FIG. 9 is a bottom-right front perspective view of a cooling neck wrap, wherein a flap is opened to reveal the openings of a plurality of pockets;
FIG. 10 is a top-right front perspective view thereof;
FIG. 11 is a bottom-left front perspective view thereof;
FIG. 12 is a top-left front perspective view thereof; and,
FIG. 13 is a top-left rear perspective view thereof.
The broken line showing of stitching and hook and loop fasteners is included for the purpose of illustrating environmental structure and forms no part of the claimed design.