Neutral shoes for the long-distance runner
Solar Propulsion Rail helps to support and guide the foot
Stretchweb rubber outsole flexes underfoot for an energized ride
Boost is our most responsive cushioning ever: The more energy you give, the more you get
These running shoes help you add miles to your training with responsive cushioning and a supportive fit. They have a mesh upper with flex-fold ribs inspired by NASA spacesuit gloves. The flexible outsole delivers smooth transitions from landing to push-off, and the heel counter locks in the fit while allowing the Achilles to move freely.