Footwear Upper

FIG. 1 is a front perspective view of a footwear upper showing my new design; FIG. 2 is side elevational view thereof; FIG. 3 is an opposite side elevational view thereof; FIG. 4 is a front view thereof; FIG. 5 is a rear view thereof; FIG. 6 is a top view thereof; and, FIG. 7 is a bottom view thereof. The broken lines in FIGS. 1 - 7 represent portions of the footwear that form no part of the claimed design. The dashed lines which define the bounds of the claimed design form no part thereof. The dashed seam edge line shown on the footwear upper depicts stitching, which forms no part of the claimed design.