size chart: US5.5 = UK5 = EU35 = lnch8.7 = feet Length = 225mm US6 = UK5.5 = EU36 = lnch8.9 = feet Length = 230mm US6.5 = UK6 = EU37 = lnch9.1 = feet Length = 235mm US7 = UK6.5 = EU38 = lnch9.3 = feet Length = 240mm US7.5 = UK7 = EU39 = lnch9.5 = feet Length = 245mm US8 = UK7.5 = EU40 = lnch9.7 = feet Length = 250mm US8.5 = UK8 = EU41 = lnch9.9 = feet Length = 255mm US9 = UK8.5 = EU42 = lnch10.1 = feet Length = 260mm US9.5 = UK9 = EU43 = lnch10.3 = feet Length = 265mm US10 = UK9.5 = EU44 = lnch10.5 = feet Length = 270mm US10.5 = UK10 = EU45 = lnch10.7 = feet Length = 275mm US11 = UK10.5 = EU46 = lnch10.9 = feet Length = 280mm US11.5 = UK11 = EU47 = lnch11.1 = feet Length = 285mm US12 = UK11.5 = EU48 = lnch11.3 = feet Length = 290mm