Men's

US	UK	Euro	Japan	cm	inches
3	2	34.5	210	21.0	8.2
3.5	2.5	35	215	21.5	8.4
4	3	35.5	220	22.0	8.6
4.5	3.5	36	225	22.5	8.8
5	4	37	230	23.0	9.0
5.5	4.5	37.5	235	23.5	9.2
6	5	38	240	24.0	9.4
6.5	5.5	38.5	245	24.5	9.6
7	6	39.5	250	25.0	9.8
7.5	6.5	40	255	25.5	10.0
8	7	40.5	260	26.0	10.2
8.5	7.5	41.5	265	26.5	10.4
9	8	42	270	27.0	10.6
9.5	8.5	42.5	275	27.5	10.8
10	9	43	280	28.0	11.0
10.5	9.5	44	285	28.5	11.2
11	10	44.5	290	29.0	11.4
11.5	10.5	45	295	29.5	11.6
12	11	45.5	300	30.0	11.8
12.5	11.5	46.5	305	30.5	12.0
13	12	47	310	31.0	12.2
13.5	12.5	47.5	315	31.5	12.4
14	13	48.5	320	32.0	12.5
14.5	13.5	49	325	32.5	12.7
15	14	49.5	330	33.0	12.9

Women's

US	UK	Euro	Japan	cm	inches
5	3.5	36	220	22.0	8.6
5.5	4	36.5	225	22.5	8.8
6	4.5	37	230	23.0	9.0
6.5	5	37.5	235	23.5	9.2
7	5.5	38	240	24.0	9.4
7.5	6	38.5	245	24.5	9.6
8	6.5	39	250	25.0	9.8
8.5	7	39.5	255	25.5	10.0
9	7.5	40	260	26.0	10.2
9.5	8	40.5	265	26.5	10.4
10	8.5	41	270	27.0	10.6
10.5	94	41.5	280	28.0	11.0
11	9.5	42	285	28.5	11.2
11.5	10	42.5	290	29.0	11.4
12	10.5	43	295	29.5	11.6

Toddlers'

US	UK	EU	China	inches	cm	mm
4	3.5	18.5	14	4.7	12	120
5	4.5	20	15	4.9	12.5	125
6	5.5	21.5	16	5.3	13.5	135
7	6.5	22.5	18	5.7	14.5	145

Childrens'

US	UK	EU	China	inches	cm	mm
8	7.5	24	19	5.9	15	150
8.5	8	24.5	20	6.1	15.5	155
9	8.5	25.5	21	6.3	16	160
9.5	9	26	22	6.5	16.5	165
10	9.5	26.5	22.5	6.7	17	170
10.5	10	27.5	23	6.8	17.3	173
11	10.5	28	24	6.9	17.5	175
11.5	11	28.5	25	7.1	18	180
12	11.5	29.5	26	7.3	18.5	185
12.5	12	30	27	7.5	19	190
13	12.5	30.5	28	7.7	19.5	195
13.5	13	31.5	29	7.9	20	200

Youths'

US	UK	EU	China	inches	cm	mm
1	13.5	32	30	8	20.2	202
1.5	1	32.5	30.5	8.1	20.5	205
2	1.5	33.5	31	8.3	21	210
2.5	2	34	32	8.5	21.5	215
3	2.5	34.5	33	8.7	22	220
3.5	3	35.5	34	8.9	22.5	225
4	3.5	36	34.5	9	23	230
4.5	4	36.5	35	9.1	23.2	232
5	4.5	37.5	36	9.3	23.5	235
5.5	5	38	37	9.4	24	240
6	5.5	38.5	38	9.6	24.5	245
6.5	6	39.5	39	9.8	25	250
7	6.5	40	40	10	25.3	253