On Men's Cloud X Atomic and the roomiest toe box

and the roomiest toe box

External moulded TPU heel counter adds support and protection

UPPER CONSTRUCTION: Welded upper

NOT compatible with a bladded

Highly elastic jersey with brushed inside at back

On Men's Cloud X Atomic and the roomiest toe boxStability. Agility. Versatility. Crush runs and mixed sport workouts in the lightweight and ultra reactive Cloud X. Meet your new training partner. The Cloud X is for those who refuse to define themselves by one activity. A lightweight and ultra agile shoe built to handle punishing paces and intense mixed sport workouts. It's at home on the track, street and in the gym. Get stronger, run longer. Reactive and dynamic, the CloudTec outsole in Helion