- Prad* Thick-Sole Sneakers This leather sneaker captures an elegant and innovative design for a mix-and-match appeal. Enameled metal triangle logo embellishes the body. A thick, embossed rubber sole provides comfort when walking. Upper: Calfskin Lining: Mesh lining cowhide foot sole: rubber lightweight sole Size: 35-39 (40, 41 customization is non-refundable),