Nike's history can be traced back to the performance shoes designed by brand co-founder Bill Bowerman, and the waffle sole is one of the key innovations used in them. While the original shoe was constructed from synthetic rubber and a waffle iron, the Waffle Racer 2X is a nod to the past; exaggerated proportions accentuate the texture of the sole; and other design details, such as carefully adjusted upper angles and a custom heel profile, showcase the Waffle Racer With the female athlete in mind, the entire shoe pays homage to the legendary history of waffle soles and the iconic waffle sole that revolutionized sneakers. Come grab some Waffles and enjoy your run.