Light worn (only a few times walking). The new lightweight, fully-cushioned training and racing shoe with Helion™ The second-generation of the podium-topping, record-breaking shoe loved by elite athletes. Now refined with their input and enhanced with Helion™ superfoam for the smoothest of rides, softest of landings and most explosive of take-offs. More comfort, more kick, more speed. ACTIVITY: Training / Race SURFACE: Road CUSHIONING: DirectModerateSoft STABILITY: Neutral WIDTH: Normal BEST FOR: Fast training, racing, 10km, half marathon, marathon, tempo running, long interval sessions WEIGHT: 6.98oz HEEL-TOE DROP: 6mm