Block Heel Knee High Boots Knee boots, Knee high boots, Black knee OFFICE Krista Block Heel Knee High Boots Black Leather Women's Knee Black PU Matte Fold Over Knee Block Heeled Boots Footwear PLT IRE OFFICE Kleo Block Heel Knee High Boots Black Leather Women's Knee OFFICE Kleo Block Heel Knee High Boots Black Leather Women's Knee Black PU Point Toe Knee High Block Heeled Boots Footwear. Details Upper: Polyurethane Lining: Polyurethane Outer Sole: Rubber Design: Block Heeled Heel: 2. 8 inches (7 cm) Cm Inch EU Size US Size UK Size Foot Length 36 6 4 9. 0 37 6. 5 4. 5 9. 2 38 7. 5 5. 5 9. 4 39 8 6 9. 7 40 9 7 10. 0 36 6 4 22. 8 37 6. 5 4. 5 23. 4 38 7. 5 5. 5 24. 0 39 8 6 24. 6 40 9 7 25. 3