Size Chart

This is a guide only and all brands fit differently (check descriptions of the shoe). We recommend adding 1 to 1.5cm to allow for growth in walkers and no more than 1cm in pre/first walkers. Check the fitting page for how to measure at home then compare to this chart.

If you're not sure or have any questions please send us an email - shoes@billylou.com.au
 

FOOT LENGTH (CM) UK/AU EU US EST. AGE 
9.5 Infant - 1 17 Infant - 2 0 - 1 yr
10 Infant - 1.5 18 Infant - 2 0 - 1 yr
10.5 Infant - 2 18 Infant - 3 0 - 1 yr
11 Infant - 2.5 18 Infant - 3 0 - 1 yr
11.5 Infant - 3 19 Infant - 4 0 - 1 yr
12 Infant - 3.5 20 Infant - 5 0 - 1 yr
12.2 Infant - 4 20 Infant - 5 0 - 1 yr
12.5 Kids - 4.5 21 Kids - 5 1 - 3 yrs
13 Kids - 5 22 Kids - 6 1 - 3 yrs
13.5 Kids - 5.5 22 Kids - 6 1 - 3 yrs
14 Kids - 6 23 Kids - 7 1 - 3 yrs
14.5 Kids - 6.5 23 Kids - 7 1 - 3 yrs
14.9 Kids - 7 24 Kids - 8 1 - 3 yrs
15.3 Kids - 7.5 24 Kids - 8 1 - 3 yrs
15.5 Kids - 8 25 Kids - 9 1 - 3 yrs
16 Kids - 8.5 26 Kids - 9 1 - 3 yrs
16.5 Kids - 9 27 Kids - 10 1 - 3 yrs
17 Kids - 9.5 27 Kids - 10 1 - 3 yrs
17.5 Kids - 10 28 Youth - 11 3 - 8 yrs
17.9 Kids - 10.5 28 Youth - 11 3 - 8 yrs
18.2 Youth - 11 29 Youth - 12 3 - 8 yrs
18.5 Youth - 11.5 29 Youth - 12 3 - 8 yrs
19 Youth - 12 30 Youth - 13 3 - 8 yrs
19.5 Youth - 12.5 31 Youth - 13 3 - 8 yrs
20 Youth - 13 32 Youth - 1 3 - 8 yrs
20.3 Youth - 13.5 32 Youth - 1 3 - 8 yrs
20.6 Youth - 1 33 Youth - 2 3 - 8 yrs
21 Youth - 1.5 33 Youth - 2 3 - 8 yrs
21.5 Youth - 2 34 Youth - 3 3 - 8 yrs
22 Youth - 2.5 35 Youth - 3 8 yrs & up
22.3 Youth - 3 36 Youth - 4 8 yrs & up
23 Youth - 3.5 36 Youth - 4 8 yrs & up
23.3 Youth - 4 37 Youth - 5 8 yrs & up
23.5 Youth - 4.5 37 Youth - 5 8 yrs & up
24 Youth - 5 38 Youth - 6 8 yrs & up
24.4 Youth - 5.5 38 Youth - 6 8 yrs & up
24.8 Youth - 6 39 Youth - 7 8 yrs & up
25 Youth - 6.5 39 Youth - 7 8 yrs & up
25.5 Youth - 7 40 Youth - 8 8 yrs & up
25.7 Youth - 7.5 40 Youth - 8 8 yrs & up