The Daroca features: Upper: 100% calfskin leather Inner lining: 75% other materials and 25% textile Sole: 100% synthetic Cushioned insole Zipper closure Heel height 4 cm (1.5"") Shaft contour 25,5 cm (10"") (size 37 eur/4 uk/6,5 Total shaft height 7,8 cm (3.1"") (size 37 eur/4 uk/6,5