Fashion Thirsty Womens Thigh High Over The Knee Platform Lace Up Boots Stiletto Heel Size Synthetic sole Approx Heel Height: 4.3 Inches / 11 cm Approx Platform Height: 0.5 Inches / 1.2 cm Approx Boot Height: 22 Inches / 55.9 cm Approx Boot Opening Circumference: 15 Inches / 38.1 cm Please Order Usual US Size But Note That This Item Will Be Labelled with Corresponding UK or EU Size - E.G. US 5 = UK 3, US 6 = UK 4, US 7 = UK 5, US 8 = UK 6, US 9 = UK 7, US 10 = UK 8 and so forth..