Nike Size Conversion

US	UK	EU	CM
5	4.5	37.5
5.5	5	38
6	5.5	38.5	24
6.5	6	39	24.5
7	6	40	25
7.5	6.5	40.5	25.5
8	7	41	26
8.5	7.5	42	26.5
9	8	42.5	27
9.5	8.5	43	27.5
10	9	44	28
10.5	9.5	44.5	28.5
11	10	45	29
11.5	10.5	45.5	29.5
12	11	46	30
12.5	11.5	47	30.5
13	12	47.5	31
13.5	12.5	48
14	13	48.5
14.5	13.5	49
15	14	49.5
15.5	14.5	50
16	15	50.5
16.5	15.5	51
17	16	51.5
17.5	16.5	52
18	17	52.5
19	18	53.5
20	19	54.5