ON Cloudboom Max Shoe Size:9 Frame: Flexible titanium alloy core

Frame: Flexible titanium alloy core

and a secure lightweight fit

Gusseted textile tongue (Wing Fit system)

Lightweight design — ideal for running

Shell: 88% Polyester

ON Cloudboom Max Shoe Size:9 Frame: Flexible titanium alloy coreBuilt to go the distance, the ON Cloudboom Max pairs max cushioning with effortless speed so you can hit your goal pace and hold it to the line. A double layer of Helion HF hyper foam delivers soft landings with high energy return, while a glass fiber Speedboard smooths your stride for efficient push offs. The featherlight mesh upper molds to your foot as miles stack up, and a grippy rubber outsole keeps you confident on the road. Features: Double