Portion of a side of a footwear article US D634533 S1
I claim the ornamental design for a portion of a side of a footwear article, as shown and described.
The sole FIGURE is a side elevation view of a portion of a side of a footwear article.
The ornamental design that is claimed is shown in solid lines in the drawings. The broken lines shown in FIG. 1 are included for the purpose of illustrating environmental elements only and form no part of the claimed design.