Mens Sorel Concepts Sentry Caribou Boots. A Rare Design. A Winter Boot that is insulated featuring removable, washable inner felt linings. Upper made from durable Nubuck with a rubber round toe box. Waterproof and seam sealed to protect feet from heavy snow. Rubber Sole with excellent traction. These boots are made for warmth, comfort and protection. A Lace up eyelet front for closure with blue leather laces. Upper in a Herringbone Like pattern. Size US 11 Measures approx 10.25" in height Great Condition.