The Maine Woods® Coldin boot keeps you comfortable during those cold winter days. Man-made upper with seam detailing. Inside zipper closure on side.Soft man-made lining offers a comfortable fit. Lightly cushioned insole for all-day comfort.Man-made heel and outsole with pronounced lugs for excellent traction.Imported.Measurements: Weight: 1 lb 7 oz Circumference: 12 1⁄2 in Shaft: 9 1⁄2 inProduct measurements were taken using size 11, width D - Medium. Please note that measurements may vary by size.