Designed for shorter ground contact and more air time, this running shoe features data-driven construction engineered for the biomechanics of a man's foot.Perfect for: Male runners looking for gender-specific biomechanical support and propulsive strides in a shoe made with recycled materials to leave smaller footprints.Upper: One-piece engineered mesh molds around the foot for a breathable, secure fit. Lightweight materials in the heel foam, heel lining, tongue and inner reinforcement provide distraction-free performance that won't weigh you down.Sole: A fork-shaped nylon-blend Speedboard® with enhanced stiffness in the midfoot assists in forward propulsion. The full-foot CloudTec® sole molded from Helion™ superfoam puts softer, more stable landings under every stride. Cushioning: absorbs impact and distributes weight for consistent, buoyant comfort under each step Energy return: transforms every heel strike into responsive, explosive forward movement Lace-up style Removable, cushioned insole allows for custom orthotics Reflective details enhance visibility in low light or at night Helion superfoam cushioning delivers lightweight energy return even in hot and cold temperatures Speedboard construction moves naturally with your foot to transform every heel strike into an explosive toe-off CloudTec sole provides a smooth ride that moves naturally with each stride Synthetic and textile upper and lining/rubber and synthetic sole Imported