The wingtip of the future - 2.ZEROGRAND Stitchlite™ Oxford made with our proprietary. stretchy-yet-supportive Stitchlite™ knit and our latest version of the heavy-on-the-cushioning. light-on-the-weight ZEROGRAND sole. Stitchlite knit upper in Black with leather detailing; five eyelet lacing systemRubber outsole. with OS technology. in BlackPadded footbed