Mesh and TPU upper. Protective toe cap. Reflective details for increased visibility in low light. Breathable mesh lining treated with M Select FRESH odor control. Wash as needed in cold water (gentle cycle) air dry. 0mm Drop / 12mm cushion / 15.5mm 17.2mm stack height. 4mm lug depth. M Bound DST™ midsole provides immediate feedback for accelerated response with sustained cushioning for long distances and hard surface. Vegan Friendly. M Select GRIP Vibram outsole is durable and shock absorbent.