The lightweight, carbon-fiber-infused shoe engineered for fast marathons and road races.
The Cloudboom features a new carbon-fiber infused Speedboard for serious explosivity and speed. And for the first time ever, we created a twin layer of CloudTec in Helion superfoam. One above the Speedboard and one below, delivering a unique, adaptive fit underfoot. A single layer of ultralight engineered mesh keeps weight and temperature down. Reinforced sections at the forefoot add the stability needed to handle sharp turns on asphalt. Team this with a new traction pattern on the sole and you