Nike Air Max SYSTM Men's Shoes

US	UK	CM/JP	EU
3.5	3	22.5	35.5
4	3.5	23	36
4.5	4	23.5	36.5
5	4.5	23.5	37.5
5.5	5	24	38
6	5.5	24	38.5
6.5	6	24.5	39
7	6	25	40
7.5	6.5	25.5	40.5
8	7	26	41
8.5	7.5	26.5	42
9	8	27	42.5
9.5	8.5	27.5	43
10	9	28	44
10.5	9.5	28.5	44.5
11	10	29	45
11.5	10.5	29.5	45.5
12	11	30	46
12.5	11.5	30.5	47
13	12	31	47.5
13.5	12.5	31.5	48
14	13	32	48.5
14.5	13.5	32.5	49
15	14	33	49.5
15.5	14.5	33.5	50
16	15	34	50.5
16.5	15.5	34.5	51
17	16	35	51.5
17.5	16.5	35.5	52
18	17	36	52.5
18.5	17.5	36.5	53
19	18	37	53.5
19.5	18.5	37.5	54
20	19	38	54.5
20.5	19.5	38.5	55
21	20	39.5	55.5
21.5	20.5	39.5	56
22	21	40	56.5

US	UK	CM/JP	EU
4	1.5	21	34.5
4.5	2	21.5	35
5	2.5	22	35.5
5.5	3	22.5	36
6	3.5	23	36.5
6.5	4	23.5	37.5
7	4.5	24	38
7.5	5	24.5	38.5
8	5.5	25	39
8.5	6	25.5	40
9	6.5	26	40.5
9.5	7	26.5	41
10	7.5	27	42
10.5	8	27.5	42.5
11	8.5	28	43
11.5	9	28.5	44
12	9.5	29	44.5
12.5	10	29.5	45
13	10.5	30	45.5
13.5	11	30.5	46
14	11.5	31	47
14.5	12	31.5	47.5
15	12.5	32	48
15.5	13	32.5	48.5
16	13.5	33	49
16.5	14	33.5	50
17	14.5	34	50.5
17.5	15	34.5	51
18	15.5	35	51.5
18.5	16	35	52
19	16.5	36	52.5
19.5	17	36.5	53
20	17.5	37	53.5
20.5	18	37.5	54
21	18.5	38	54.5
21.5	19	38.5	55
22	19.5	39	55.5
22.5	20	39.5	56

Older Kids (3–6)

US	UK	CM/JP	EU
3.5Y	3	22.5	35.5
4Y	3.5	23	36
4.5Y	4	23.5	36.5
5Y	4.5	23.5	37.5
5.5Y	5	24	38
6Y	5.5	24	38.5
6.5Y	6	24.5	39
7Y	6	25	40

Younger Kids (10–2.5)

US	UK	CM/JP	EU
10.5C	10	16.5	27.5
11C	10.5	17	28
11.5C	11	17.5	28.5
12C	11.5	18	29.5
12.5C	12	18.5	30
13C	12.5	19	31
13.5C	13	19.5	31.5
1Y	13.5	20	32
1.5Y	1	20.5	33
2Y	1.5	21	33.5
2.5Y	2	21.5	34
3Y	2.5	22	35

Babies and Toddlers (0.5–9.5)

US	UK	CM/JP	EU
1C	0.5	7	16
1.5C	1	7.5	16.5
2C	1.5	8	7
2.5C	2	8.5	18
3C	2.5	9	18.5
3.5C	3	9.5	19
4C	3.5	10	19.5
4.5C	4	10.5	20
5C	4.5	11	21
5.5C	5	11.5	21.5
6C	5.5	12	22
6.5C	6	12.5	22.5
7C	6.5	13	23.5
7.5C	7	13.5	24
8C	7.5	14	25
8.5C	8	14.5	25.5
9C	8.5	15	26
9.5C	9	15.5	26.5
10C	9.5	16	27