Elevate your training with these shoes developed for runners seeking high-performance super trainers. MIZUNO ENERZY NXT Nitrogen Infused TPU version : The MIZUNO ENERZY NXT Nitrogen Infused version combines the high cushioning, resilience, responsiveness, and lightweight properties to provide runners with an unprecedented smooth running experience. Knit Upper: Completely knit upper combines a sleek design and a natural fit for all foot types. Eco Friendly Materials: Recycled materials MIZUNO WAVEA(R): The MIZUNO WAVEA(R) plate disperses energy from impact to a broader area providing a stable platform and a superior cushioning. Smooth Speed Assist: Mizuno's signature geometry that is designed for maximum performance. The significant heel bevel encourages an efficient midfoot landing, the midfoot contact point supports the calf and the aggressive forefoot rocker delivers a smooth and propulsive transition. X10 Outsole: Durable carbon rubber that allows for longer wear.