Footwear Upper

FIG. 1 is a perspective view of a footwear upper embodying the new design; FIG. 2 is a top view thereof; FIG. 3 is a bottom view thereof; FIG. 4 is a right side view thereof; FIG. 5 is a left side view thereof; FIG. 6 is a front view thereof; and, FIG. 7 is a rear view thereof. The figures show features with dot-dash broken lines that form no part of the claimed design. Further, the dot-dash broken lines immediately adjacent the portions shown in solid lines form the boundary of the design, with the broken lines forming no part of the claimed design. The heavy-weight even length broken lines in the figures depict stitching, which forms part of the claimed design.