Built for record-breaking speed . the ZoomX Vaporfly NEXT% 'Ekiden Zoom Pack' is drawn from a five-piece collection that celebrates Japan’s Ekiden relay race. The performance runner is constructed from lightweight and breathable VaporWeave . finished in a subtle teal hue inspired by Japanese bullet trains. Responsive cushioning comes courtesy of a ZoomX foam midsole . fitted with a full-length carbon fiber plate that increases stiffness for added propulsion.