Maximum cushioning meets structured stability. The On Cloudmonster features triple-layer CloudTec® technology that compresses to absorb impact, whilst firm Helion™ foam delivers the controlled platform serious mileage demands. Enhanced rocker geometry and nylon Speedboard work together to propel you forward through steady training and long runs. Engineered mesh upper keeps things breathable and locked down. This is the trainer for runners wanting substantial protection with ground feel and durability that lasts.