Geox Casey G C Girls Leather Lace Up School Shoes in Black. Upper Material: Leather, Lining Material: Fabric, Sole Material: Rubber. Features comfort, breathability, and an adjustable fit with a lace-up closure. These round-toe shoes have a regular width, a flat heel (under 2.5cm), and a low-top shaft height. Ideal for schoolwear. Product Code: J0420C-00043-C9999.