The BERKLEIGH square toe knee boot gives you a sleek and defined silhouette with a stretch fabric construction and platform sole with a block heel. Square toe platform block heel knee boot Side zipper closure Stretch fabric 3.25 inch heel height 1 inch platform Size 6 measurements: 13.1 inch top-shaft circumference, 11.9 inch mid-shaft circumference, 15 inch shaft height Size 8 measurements: 13.5 inch top-shaft circumference, 12.3 inch mid-shaft circumference, 16 inch shaft height Size 10 measurements: 13.8 inch top-shaft circumference, 12.6 inch mid-shaft circumference, 16.5 inch shaft height Vegan leather upper material Textile lining Vegan leather sock Synthetic sole Imported Brand new out of box- never worn- bought wrong size. I have these in my actual size and they are so comfy and cute!