Step out in style and comfort with Estro’s women’s classic black knee-high boots. Made from 100% genuine leather, these boots feature a lightly insulated flannel lining and insole to keep your feet warm during autumn and winter. They have a flat sole with a low 5 cm heel for all-day comfort, a wide 40 cm angled shaft that reaches 41 cm in height, and a side zipper for easy on and off. Designed with standard sizing and a timeless silhouette, these boots are perfect for everyday elegance while ensuring a cozy fit.. Insole length: 36 - 23,5 cm | 37 - 24 cm | 38 - 24,5 cm | 39 - 25,5 cm | 40 - 26 cm |