It's not just about crossing the finish line. It's about getting there faster and faster every day. Powered with MIZUNO ENERZY FOAM, the Mizuno Wave Rebellion Flash 2 offers ultimate softness and bounce to keep you going mile after mile and push your limits. The plant-based material (Pebax Rnew) infused MIZUNO ENERZY LITE midsole provides a high-level of cushioning and energy return to help you achieve optimum performance while reducing your environmental footprint. Start strong, finish stronger with the Mizuno Wave Rebellion Flash 2. Engineered mesh upper enhances breathability and durability. Glass Fiber Infused Nylon MIZUNO WAVE Plate Smooth Speed Assist with a unique heel- to-toe geometry minimizes muscle tension and promotes natural mid-forefoot strike.