- Mid-heeled knee high boots - Leather exterior (tannery: Italy) - Leather lining - Ultra-light rubber sole - Heel height: 4.5 cm - Sole thickness (at the front): 2 cm This Espresso leather features magnificent color variations. From the very first wear, the color nuances will evolve to give your shoes a unique look. Caution: we strongly advise against applying cleansing milk to this leather, as it may cause the color nuances to fade. Calf circumference (at the widest point) and boot height (at the back): Size 35 - Calf: 33.9 cm / Height: 34.1 cm Size 36 - Calf: 34.6 cm / Height: 34.9 cm Size 37 - Calf: 35.3 cm / Height: 35.7 cm Size 38 - Calf: 36 cm / Height: 36.5 cm Size 39 - Calf: 36.7 cm / Height: 37.3 cm Size 40 - Calf: 37.4 cm / Height: 38.1 cm Size 41 - Calf: 38.1 cm / Height: 38.9 cm Size 42 - Calf: 38.8 cm / Height: 39.7 cm