From FRANKIE4, the Lincoln II Leather Sneaker Mules feature: Leather upper Slip on with adjustable laces Leather lining Sole Hero® Footbed. Podiatrist-designed with adjustable heel, arch, and forefoot support Four-layer support & cushion system crafted to help prevent and alleviate common foot pain symptoms Podiatrist-designed dual-density molded soles, free of steel shanks and heavy materials Sole Saver Pack®. Customizes your fit to regular, wide, or narrow. Features a full-length footbed, a half-length footbed, and forefoot cushions for tailored comfort Flat heel Imported.