Red Wing Shoes 6" Moc Toe Boot pairs oil-tanned Black Boundary leather with Goodyear-welt construction for durable, everyday wear. Model: 6" Moc Toe Boot — Designer ID: Red Wing Shoes. Key attributes: Black | Oil-tanned leather | Goodyear welted construction | Vibram Traction Crepe sole | Made in USA | Lace-up closure | Leather insole | Moc toe | 6" shaft | All-black components | Dimensions & fit: 6" shaft height | Composition & care: Oil-tanned leather (Black Boundary leather, SB Foot Tannery) | Leather insole | Vibram Traction Crepe sole