This is men's shoes size， please reference

US5 = EUR38 FOOT LENGTH (MM) 240

US6 = EUR39 FOOT LENGTH (MM) 245

US7 = EUR40 FOOT LENGTH (MM) 250

US8 = EUR41 FOOT LENGTH (MM) 255

US8.5 = EUR42 FOOT LENGTH (MM) 260

US9.5 = EUR43 FOOT LENGTH (MM) 265

US10 = EUR44 FOOT LENGTH (MM) 270