Designed for agility and the finish. UPPER: Soft mirage synthetic with Nikeskin frame for control, touch, fit and feel. Asymmetrical last creates a glove-like fit. Anatomical sockliner reflects the foot's natural shape and provides low profile cushioning. OUTSOLE: Pebax chassis for agility, comfort and durability. For use on firm, natural surfaces. WEIGHT: 7.6 oz.