On
Sizes are the brand’s own labels, mostly Italian (IT). See size guide for UK, US & EU conversions.
The 'Cloudmonster 1' ON sneakers redefine urban footwear through advanced technical construction. Made of a breathable technical mesh and structured in a deep black tone, the upper ensures optimal support and an aerodynamic silhouette. The design is anchored to the iconic bulky sole featuring distinctive CloudTec® notches, designed for a dynamic and responsive stride. A classic lace-up closure and ON contrast logo on the side and toe highlight the meticulous attention to detail of the brand. An essential garment that celebrates the purity of the manufacture through a minimal and highly functional aesthetic. - Technical mesh upper - Chunky sole with CloudTec® cushioning system - Speedboard® snappy - Helion foam" that absorbs impacts
| EU | UK | US | Foot length |
|---|---|---|---|
| 39 | 5.5 | 6 | 24.5 |
| 40 | 6.5 | 7 | 25.0 |
| 41 | 7 | 7.5 | 25.5 |
| 42 | 8 | 8.5 | 26.0 |
| 43 | 9 | 9.5 | 26.5 |
| 44 | 9.5 | 10 | 27.5 |
| 45 | 10.5 | 11 | 28.0 |
| 46 | 11 | 11.5 | 29.0 |
The size shown is the manufacturer's own label. The table below is general guidance for converting between systems, not measurements of this garment — brands vary, and the same number means a different size on Italian and Spanish labels. The reliable comparison is the waist in cm against something you already own that fits. See full size guide →
