Women's Pikolinos Aldaya - Black The Pikolinos Aldaya ankle boots are perfect for looking great every day. The flexible rubber soles will give you maximum comfort along your path. Plus, they’re very easy to get on and off with their double zip. And they have removable insoles, so you can fit them to your feet how you want. DETAILS: Upper: 100% calfskin leather Inner lining: 75% textile and 25% pig skin Sole: 100% synthetic Removable insole Type of close: Zip Thickness of the sole 3 cm (1.18'') Shaft contour 25 cm (9.84'')(size 37 eur/4uk/6,5-7 usa) Extra Comfort