Ugg Pre-walker shoe sizes

Approximate Age	EU	UK	USA	UGG sizes
0-6 month	16	0.5	0-1	XS
6-12 month	18	2	2-3	S
12-18 month	20.5	4	4-5	M

UGG shoe sizes

USA	UK	EU
6T	5	22
7T	6	23.5
8T	7	25
9T	8	26
10T	9	27.5
11T	10	28.5
12T	11	30
13K	12	31
1K	13	32.5
2K	1	33.5
3K	2	35
4K	3	36
5K	4	37
6K	5	38