Heelys size chart

Youth Sizes

US YOUTH US WOMEN UK EU
12Y 11 30
13Y 12 31
1Y 13 32
2Y 1 33
3Y 2 34
4Y 5W 3 35
5Y 6W 4 36.5
6Y 7W 5 38
7Y 8W 6 39
8Y 9W 7 40.5

Adult Sizes

US MEN US WOMEN UK EU
9M 10W 8 42
10M 9 43
11M 10 44.5
12M 11 45.5
13M 12 47.5
14M 13 48.5
15M 14 49.5