From Diba True, the Tempra Ture Suede and Faux Shearling Lugged Platform Chelsea Booties feature: Suede upper Faux shearling trim Pull on with side elastic gore Back pull tab Fabric lining Rubber lugged outsole Approx. 6.5" boot shaft height Approx. 8" boot shaft circumference Approx. 1" platform height Approx. 1.75" heel height Imported. Sizing Notes: There will be Euro sizing on the outsole. Please pick your usual whole US size from the options above, and note that it corresponds with the below Euro sizing. 36=6, 37=7, 38=8, 39=9, 40=10