ESSEX GLAM Womens Synthetic Knee High Platform Wedge Lace Up Biker Boots Synthetic Synthetic sole Platform measures approximately 2.50" Stunning lace up knee high chunky platform gothic boots Ideal for parties, clubbing, casual wear and more 2.5 inch heel height Made from all high quality materials This style is labelled with UK/EU size but this will be equivalent to the US size ordered. E.G US5/UK3, US6/UK4, US7/UK5, US8/UK6, US9/UK7, US10/UK8, US11/UK9