A combination of style and function, this Red Wing heritage moc-toe boot is a great choice for a versatile boot. Classic Vibram® lug sole, and premium tanned leather make this a combination of style and ruggedness that is hard to find. Model: 8146 Briar Oil Slick Roughneck Leather Red Wing's Roughneck Oil-Tanned Leather – a naturally distressed looking leather with a unique texture and appearance. Made with a combination of oil and wax for enhanced performance and color. No pigments were used on the leather, so the leather remains natural and beautiful Vibram® Lug Outsole – welted, allowing the sole to be repaired and replaced when worn out This model does not come with a lining or insole and tends to run big