| UK | EU | US | Foot length |
|---|---|---|---|
| UK 5.5 | 38.5 | US 6 | 23.7 cm |
| UK 6 | 39 | US 6.5 | 24.1 cm |
| UK 6 | 40 | US 7 | 24.5 cm |
| UK 6.5 | 40.5 | US 7.5 | 25.0 cm |
| UK 7 | 41 | US 8 | 25.4 cm |
| UK 7.5 | 42 | US 8.5 | 25.8 cm |
| UK 8 | 42.5 | US 9 | 26.2 cm |
| UK 8.5 | 43 | US 9.5 | 26.7 cm |
| UK 9 | 44 | US 10 | 27.1 cm |
| UK 9.5 | 44.5 | US 10.5 | 27.5 cm |
| UK 10 | 45 | US 11 | 27.9 cm |
| UK 10.5 | 45.5 | US 11.5 | 28.3 cm |
| UK 11 | 46 | US 12 | 28.8 cm |
| UK 11.5 | 47 | US 12.5 | 29.2 cm |
| UK 12 | 47.5 | US 13 | 29.6 cm |
| UK 12.5 | 48 | US 13.5 | 30.0 cm |
| UK 13 | 48.5 | US 14 | 30.5 cm |
Conversion shown for On. All sizes on this page are UK — pick your UK size above. Full size guide ›
The CloudRunner 3 channels On's engineering expertise into a refined running silhouette that balances responsive cushioning with clean aesthetics. The White Glacier colourway presents a sophisticated palette of crisp white and cool grey tones, offering understated versatility for both road running and contemporary everyday wear. Minimalist in presentation yet purposeful in design, this trainer exemplifies modern performance footwear that doesn't demand attention.
Every pair is brand new and unworn, supplied in its original box. Nothing we sell is used, worn or ex-display — just deadstock, ready to wear.
Every pair is verified 100% authentic in-house before it ships — checked against known-authentic references for materials, stitching, labelling and box details.
Fast UK tracked delivery, with next-day options at checkout. Orders are dispatched securely and double-boxed to protect the shoe box in transit.
Not the perfect fit? Enjoy hassle-free 30-day returns & exchanges. Full details on our Shipping Policy.
