Footwear Upper

FIG. 1 is a front perspective view of a footwear upper showing my new design; FIG. 2 is a side elevational view thereof; FIG. 3 is an opposite side elevational view thereof; FIG. 4 is a top view thereof; FIG. 5 is a bottom view thereof; FIG. 6 is a front view thereof; and, FIG. 7 is a rear view thereof. The dash-dashed lines in FIGS. 1 - 7 represent portions of the footwear that form no part of the claimed design.