Brand new with box!price is firm!no trades!A snug, sock-like fit perfects the featherweight design of a virtually seamless running shoe equipped with updated—and softer—IU foam cushioning for responsive performance support. A newly designed tri-star pattern on the outsole expands and contracts according to the foot's splay, while an anatomical heel fosters natural range of motion. The revolutionary knit upper is built by a proprietary tool that creates little to no waste during production