Size: US 10 I wore these once, but the size was too big, so I repurchased a smaller size. I'm very satisfied with my current, smaller size, and these are highly recommended boots. Features: These are cold-weather boots designed to enhance warmth with a classic design. They are long boots made with durable, waterproof 1000D nylon. Suitable for active activities in snowy areas, such as snow camping. Functions: The ankle area has a shoelace design that allows for a snug fit. The opening has a drawcord to prevent snow and cold air from entering. Removable 8mm Zylex(R) WATERPROOF seam sealed Seam-sealed on the upper to prevent snow and rain from entering.