It is Asia size for this shoes & coat, it is better to select onebig size when you place order,thanks !The selected size is US size !!!our product size standard Our Women Size:UK3.5=EU34=US4=Foot Length 22cmUK4=EU35=US5=Foot Length 22.5cmUK4.5EU36=US6=Foot Length 23cmUK5=EU37=US6.5=Foot Length 23.5cmUK5.5=EU38=US7=Foot Length 24cmUK6=EU39=US7.5=Foot Length 24.5cmUK6.5=EU40=US8=Foot Length 25cmUK7=EU41=US9=Foot Length 25.5cmUK7.5=EU42=US9.5=Foot Length 26cmUK8=EU43=US10=Foot Length 26.5cmUK8.5=EU44=US11=Foot Length 27cmUK9=EU45=US12=Foot Length 27.5cmDepartment Name:AdultItem Type:BootsShoe Width:Medium(B,M)\Process:AdhesiveSeason:WinterPlatform Height:0-3cmWith Platforms:YesClosure Type:Slip-OnBoot Height:Knee-HighToe Shape:Pointed ToeInsole Material:TPRis_handmade:YesUpper Material:SyntheticDecorations:AppliquesHeel Height:High (3" and up)Pattern Type:SolidLeather Style:Patent LeatherGender:WomenOutsole Material:RubberShaft Material:SyntheticLining Material:SyntheticModel Number:P1318-2Heel Type:Thin HeelsBoot Type:Fashion BootsEUR size:34 35 36 37 38 39 40 41 42 43 44Heel height:8cmSeason:Spring summer Autumn WinterPlatform:1mOutsole Material:RubberBoot opening:16.1 inchShaft:20 inchis_customized:YesTips:Please pay much attention to the difference of the size to choose the most suitable and comfortable shoes.Due to diffent methods of measure,the error is allowed normally in 0.5cm-1cm.If your feet are fat or wide, pls get one bigger size for this shoes."