Size 51

EU	Foot length (cm)	Foot length (in)
34	22	8.66
35	22.5	8.86
36	23	9.06
37	23.5	9.25
38	24	9.45
39	24.5	9.65
40	25	9.84
41	25.5	10.04
42	26.5	10.43
43/44	26.7	10.51