Nike Alphafly 3 Proto Carbon Plate Running Shoe for Marathon

Experience the next evolution in marathon racing with the Nike Alphafly 3 Proto. Designed for elite runners aiming to break 2 hours, this shoe features a full-length carbon fiber plate for propulsion and a wider base for enhanced stability. The full-length ZoomX foam midsole provides a smooth transition from heel to toe, while the Atomknit upper offers breathable, multi-directional support. Two Air Zoom units in the forefoot deliver responsive cushioning for powerful strides. Perfect for road racing and speed training.