An all-in-one neutral running shoe for any distance the Velocity Nitro 2 is a lightweight and sleek update to the Run Puma roster. Featuring Nitro foam for exceptional responsiveness and ultimate cushioning this upgrade to the original is a well-fitting and durable shoe for a smooth ride. Built for comfort at whatever speed the versatile runner also provides enhanced visibility through reflective accents so you can hit your stride on your time. Pumagrip offers multi-surface traction from treadmill to track.