Size Chart

US	EU	inches	centimeters
5	35.5	8 5/8	21.9
5.5	36	8 3/4	22.2
6	36	9	22.9
6.5	36.5	9 1/8	23.2
7	37	9 1/4	23.5
7.5	37.5	9 1/2	24.1
8	38	9 5/8	24.4
8.5	38.5	9 3/4	24.8
9	39	10	25.4
9.5	39.5	10 1/8	25.7
10	40	10 1/4	26
10.5	41	10 1/2	26.7
11	42	10 5/8	27
12	43	11	27.9
13	44	11 1/4	28.6

Standard Width Equivalents

SS	AAAA
S	AAA
N	AA, Narrow
M	B, Medium
W	D, Wide
WW	EE, Wide Wide