The On Cloudboom Strike 2 is designed to deliver race-day speed for marathons and half marathons while keeping feet comfortable and supported. Lightweight yet responsive, it helps you maintain endurance from start to finish.
Utilising On's latest cushioning system, CloudTec Sphere, featuring thin gaps between the forefoot and the midfoot. These spaces allow the foam to move more freely, adapting and flexing in multiple directions for a smoother, more responsive feel. Engineered for speed, it’s designed to enhance your performance.
Key features
CloudTec Sphere™ cushioning system engineered for fast runs
Lighter, resilient Helion™ HF hyper foam for energy return
Carbon Speedboard® for propulsion
Adaptable, breathable open-weave upper
High-grip rubber outsole
Co-created with athletes
Removable top midsole provides soft, responsive ride
Technical details
Heel-to-toe drop: 5mm
Weight: 191g
Free delivery for orders above £100. Sent via Royal Mail Tracked 24 (1-2 working days)
For orders between £50 - £100 standard delivery is £4.95 for Royal Mail Tracked 24 (1-2 working days)
For orders under £50 standard delivery is £3.95 for Royal Mail Tracked 24 (1-2 working days)
For same day despatch please order by 1pm Mon-Fri.
A tracking number will be provided. See our Shipping Policy here.