These Mizuno Wave Emperor Tech running shoes are constructed with a textile / leather and synthetic mix upper, offering a breathable internal environment for enhanced comfort. Mizuno has engineered a superior lightweight midsole compound providing premium high-level cushioning while being ultra-lightweight, helping you to stride for longer in a lighter, more supportive runner. Finished off with a durable X10 outsole for added traction and longevity. Features include a lightweight breathable textile/leather/synthetic mix upper, secure lace-up fastening, a cushioned soft textile lining for enhanced comfort, a midsole that delivers added cushioning for a smoother ride, and an X10 outsole for durability and traction. The shoes offer an ultra-lightweight fit and feel with Mizuno branding throughout.