Boxcalf leather, with natural face, for upper BarCode: 1086700022 elastic Extension at loading 15 - 25 kg/mm2 Chrome oxide 4.3 % Strength in breach 2.0 kg/mm2 Square 250 -270 dm2 Тhickness 1.2 -2.0 mcr Colour scarlet Moisture 12 - 16 % Fat 3.7 - 8.5 %