LightSpray Cloudboom Strike | White | On United States。RACE SHOE, HALF MARATHON, MARATHON Built for marathons. Race-day ready. This road runner is ultra-responsive and ultra-cushioned. Activities Running | Road running | Marathon | Competition Key features • Striking fast racing shoe • Innovative Bounceboard that propels you forward • Ultra-responsive Helion™ HF hyper foam for energy return • CloudTec® elements create a faster, smoother roll-through • One-piece, mesh upper helps to reduce overheating • Ultra-cushioned ride protects against impact • Spoon-shaped 100% carbon Speedboard® to absorb and transfer energy • Super powerful take-offs • Support: Neutral Cushioning-MAX