From Marc Nolan, the Men's Luca Horse Hair Lug Derby Oxfords feature: Pony hair upper Lace-up closure Full calf leather lining Memory foam insole Rubber lug outsole All pairs include a suede dust bag Imported. Sizing Notes: Size 6 to 11 run large, go a full size down. Size 12 to 16 run true to size. If you wear a half size, size down. All Marc Nolan shoes are standard D width.