On Running Size Guide
Find your perfect fit for our On Running range, using the Size Chart and instructions on how to measure your feet below!
Need a little extra help? Come visit us in-store and one of our qualified staff will assist you!
Size Chart
Women's:
US/AU | EU | UK |
5 | 36 | 3 |
5.5 | 36.5 | 3.5 |
6 | 37 | 4 |
6.5 | 37.5 | 4.5 |
7 | 38 | 5 |
7.5 | 38.5 | 5.5 |
8 | 39 | 6 |
8.5 | 40 | 6.5 |
9 | 40.5 | 7 |
9.5 | 41 | 7.5 |
10 | 42 | 8 |
10.5 | 42.5 | 8.5 |
11 | 43 | 9 |
12 | 44 | 10 |
Men's:
US/AU | EU | UK |
9 | 42.5 | 8.5 |
9.5 | 43 | 9 |
10 | 44 | 9.5 |
10.5 | 44.5 | 10 |
11 | 45 | 10.5 |
11.5 | 46 | 11 |
12 | 47 | 11.5 |
12.5 | 47.5 | 12 |
13 | 48 | 12.5 |
Tips to Get The Perfect Pair:
Tip 1: When ordering a pair of On Running shoes, we recommend you choose your normal running shoe size.
Tip 2: If you are normally a half size we recommend you size up to the nearest full size.
Eg. If you are normally a size 7.5 we recommend ordering a size 8.