Engineered for daily training and road running, these sneakers feature lightweight NITROFOAM™ cushioning for a flexible ride. The design provides smooth propulsion without a plate, allowing for an effortless pace. 30% recycled materials in upper road running regular width lace closure frequent runner type neutral pronation max cushioning nitrogen-injected foam for lightweight responsiveness synthetic midsole textile sockliner rubber outsole textile, synthetic, and cow leather upper textile lining