Textile and Synthetic Textile sole Flexible Stretchweb outsole; Continental Rubber outsole for extraordinary traction in wet and dry conditions; Midfoot cage Imported Lace closure Get that best-ever feeling on every run. These neutral shoes have a stretchy knit upper with ventilation in key sweat zones to help you stay cool. Energy-returning cushioning and a flexible outsole work together to give you a smooth ride from touch-down to toe-off.