The ornamental design for an adjustableheadwearvisor, as shown and described.
FIG. 1 is a top plan view of an adjustable headwear visor showing my new design;
FIG. 2 is a bottom plan view thereof;
FIG. 3 is a front elevation view thereof;
FIG. 4 is a right side elevation view thereof;
FIG. 5 is a left side elevation view thereof;
FIG. 6 is a top plan view showing my new design in the extended state;
FIG. 7 is a bottom plan view in the extended state thereof;
FIG. 8 is a right side elevation view in the extended state thereof;
FIG. 9 is a left side elevation view in the extended state thereof;
FIG. 10 is a bottom plan view showing the adjustable headwear visor applied onto a baseball type hat in its retracted state thereof;
FIG. 11 is a front elevation view showing the adjustable headwear visor applied onto a baseball type hat thereof;
FIG. 12 is a bottom plan view showing the adjustable headwear visor applied onto a baseball type hat in its extended state thereof; and,
FIG. 13 is a right side elevation view showing the adjustable headwear visor applied onto a baseball type hat in its extended state thereof.
The broken lines depict a baseball type hat which is included to assist in illustrating the claimed design in use, and forms no part of the claimed design.