The ornamental design for a headband and neckgaitercombination, as shown and described.
FIG. 1 is a front perspective view of a headband and neck gaiter combination, showing my design.
FIG. 2 is a right and bottom perspective view thereof.
FIG. 3 is a front elevation view thereof.
FIG. 4 is a rear elevation view thereof.
FIG. 5 is a left side elevation thereof.
FIG. 6 is a right side elevation thereof.
FIG. 7 is a top plan view thereof.
FIG. 8 is a bottom plan view thereof.
FIG. 9 is a front perspective view of the headband and neck gaiter combination as shown in a first in-use condition; and,
FIG. 10 is a front perspective view thereof as shown in a second in-use condition.
The partial human figure outlined by broken lines assists to illustrate how the claimed design may appear when in a position of use, but forms no part of the claimed design.