Calf skin leather upper with a foam skeleton for a soft touch and control. A Nylon backer and Fitmesh Lining helps to prevent the leather from stretching. Flyknit in the heel keeps things light, while Flywire keeps your foot locked in. Added padding on the heel ensures a snug and comfortable fit. A Hyperstability outsole guarantees you some of the best traction possible. WEIGHT: 7.2 oz.